Top 10 Cordless Battery String Trimmers for All Budgets and Lawn Sizes

By Patrick Cooper

Here are the best battery powered cordless electric string trimmers / edgers (also known as weed wackers). We have organized these lawn trimmers into a few different lists to suit your needs.

Contents of This Article

10 Best Cordless Electric String Trimmer (Overall)
10 Best Cordless String Trimmer & Blower Combo
5 Best Cordless String Trimmer with Automatic Feed (Easy Feed)
5 Best 20v Cordless String Trimmer
5 Best 40v Cordless String Trimmer
5 Best Lightweight Cordless String Trimmer
5 Best Electric Weed Trimmer for the Money

10 Best Cordless Electric String Trimmer (Overall)

Sale1.

BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries

Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
EASYFEED allows you to advance your line with the push of a button with no bumping required.
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

Sale2.

BLACK+DECKER LSTE523 20V Max Lithium POWERCOMMAND Easy Feed String Trimmer/Edger

Converts from trimmer to wheeled edger
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime. Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18
EASYFEED allows you to advance your line with the push of a button with no bumping required
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

Sale3.

Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210

Up to 45 minutes of run time with fully charged 2.0Ah Battery, Battery and charger included
The innovative axial fan design delivers 110 mph and 390 CFM to handle tough clearing jobs
Light weight and easy to use
40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482

DEWALT DCST920P1 20V MAX Lithium-Ion XR Brushless 13" String Trimmer (5.0AH)

Brushless Motor maximizing motor efficiency and durability
Dual 0.080" line with bump feed, with 13-inch cutting swath
Variable trigger with speed control
Patented gear drive design. Rpm: 0-4,600 / 0-6,000 rpm
Includes 20V MAX 5.0Ah Lithium Ion Battery, along with charger

Greenworks 12-Inch 24V Cordless String Trimmer, 2.0 AH Battery Included 21342

Pivoting head allows for edging and trimming capability with edging wheel
Electric start eliminates gas hassle, less maintenance and zero fumes;Handle Type: Wrap-Around
12-inch cut path with .065 single line auto feed for easy line advance
Shaft length (inch): 40. Compatible GreenWorks Replacement Spool, Model 29252 and 29092
Battery and charger included. Compatible battery models 29842 and 29852 and charger 29862

Sale6.

Worx WG163 GT 3.0 20V Cordless Grass Trimmer/Edger with Command Feed, 12", 2 Batteries and Charger Included

2-in-1 function with dual-position wheels for grass trimming and edging
Converts from a trimmer to an in-line edger in seconds with no tools; No-Load Speed : 7600/min
Two (2) 20V cordless Max lithium power batteries provide continuous power - charge one, use one.
12-inch cutting diameter with Innovative Command Feed spool system for instant line feeding
Cutting line length: 10 feet. Quick-release lever for fast telescopic height adjustments to the 90-degree tilting shaft

BLACK+DECKER LCC221 20V MAX Lithium String Trimmer/Edger Plus Sweeper Combo Kit, 10"

Sweeper is ideal for clearing driveways, sidewalks, decks, garages
String trimmer features Automatic Feed Spool; no bumping required
Lightweight design, low noise levels. Sweeper has lightweight design of only 3.7 pounds, string trimmer has lightweight design of only 4.5 pounds
20V MAX Lithium Ion 1.5Ah battery

Sale8.

DEWALT DCST970X1 FLEXVOLT 60V MAX Lithium-Ion Brushless 15" String Trimmer, Two Speed (3.0AH)

MORE POWER: Gear drive design powers through tough overgrowth
INCREASED RUNTIME: High-efficiency brushless motor maximizes run time and motor life
CUTTING SWATH: 15" cutting swath with 0.080" line (also accepts 0.095")
SPEED CONTROL: Features a variable speed trigger with Hi/Lo speed control
EASY TO MANEUVER: Lightweight and ergonomic design makes the cordless string trimmer extremely easy to handle & minimizes stress on your arm

Greenworks PRO 16-Inch 80V Cordless String Trimmer, 2.0 AH Battery Included ST80L210

16-Inch Cut Path
Up To 45 Minutes Run-Time with Fully Charged 80V 2Ah Battery (30 Minute Rapid Charger)
.080-Inch Dual Line Bump Feed Head
Brushless Motor Provides More Power, Performance, and Durability
Split Shaft Design Allows For Compact Storage

Sale10.

Black & Decker LST140C 40V Max Lithium String Trimmer

High-performance 40V max Lithium ion Battery with state of charge indicator that shows remaining power
Power drive high-torque transmission gives you cutting power at the string for clean, fast cuts
Automatic feed Spool - afs which automatically feeds trimmer line as needed with no bumping
Converts from trimmer to edger in seconds
3 Year limited Warranty

10 Best Cordless String Trimmer & Blower Combo

Sale1.

Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210

Up to 45 minutes of run time with fully charged 2.0Ah Battery, Battery and charger included
The innovative axial fan design delivers 110 mph and 390 CFM to handle tough clearing jobs
Light weight and easy to use
40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482

BLACK+DECKER LCC221 20V MAX Lithium String Trimmer/Edger Plus Sweeper Combo Kit, 10"

Sweeper is ideal for clearing driveways, sidewalks, decks, garages
String trimmer features Automatic Feed Spool; no bumping required
Lightweight design, low noise levels. Sweeper has lightweight design of only 3.7 pounds, string trimmer has lightweight design of only 4.5 pounds
20V MAX Lithium Ion 1.5Ah battery

Greenworks 24V Cordless String Trimmer & Blower Combo Pack STBA24B210

Innovative walk behind edging for a clean edge every time
The innovative axial fan design delivers 100 MPH and 300 CFM to clear hard surfaces quickly
Light weight and easy to use
24V 2AH li-ion battery and charger included, Compatible battery and charger models 29842, 29852, & 29862

Sale4.

Greenworks PRO 80V Cordless String Trimmer & Blower Combo, 2.0 AH Battery Included STBA80L210

Combo kit includes 80V jet blower and 80V front mount string trimmer
14/16-inch cut path, .080 line diameter bump feed and die cast gear box for durability
Up to 500CFM and 125MPH to blow through wet/dry leaves and debris. Blower has 3-speed selection with a variable speed trigger
Brushless motors are more reliable and delivers gas equivalent performance to a 32cc gas engine
(1) 2Ah battery and charger included

Weed Eater 20-Volt Cordless Interchangeable Combo, 3 tools in 1, BT301i

Attachment-capable, with a universal powerhead that's interchangeable with multiple tools (blower, hedge trimmer and string trimmer).
With 250 CFM of blowing force and 80 MPH air speed, there's plenty of power to blow away grass, leaves, and other debris
Large 12" cutting path cuts wide swaths of grass and weeds.
Powerful and lightweight, with 16" dual-action blades that cut branches and limbs up to ½” in diameter.
Includes 2.5Ah battery for long run-time with no sacrifice of power or performance.

Worx WG921.1 Cordless 20V 12” Trimmer and Turbine 20V Cordless Blower; 3 20V Batteries, and 2-hr Dual Charger Included

Includes WG546 20V turbine blower, WG163 20V gt 3.0 trimmer, 3 20V 2.0Ah batteries, and a 2-hr dual charger
Trimmer: converts from a trimmer to an in-line edger in seconds with no tools
Trimmer: 12-inch cutting diameter with innovative Command feed Spool system for Instant line feeding
Blower: high capacity air volume with turbine fan technology (340 CFM)
Blower: hyper-stream air nozzle for extra tough conditions

Sale7.

Worx WG926 Turbine 56V 13" Cordless String Trimmer/Edger & Leaf Blower Combo Kit

Gas-like variable speed control for additional runtime
The WG191 features a new command feed system, that can advance trimmer line instantly
The blower has an ergonomic handle to make the job comfortable

Worx WG954 20V Revolution Grass Trimmer/Edger and Turbine Blower Combo Kit with two 20V (2.0Ah) Batteries, Charger

Trimmer: convert trimmer easily to an edger or mini-mower in seconds
Trimmer: innovative Command feed Spool system for Instant line feeding and telescopic shaft adjusts to user's Height and posture
Blower: high capacity air volume with turbine fan technology (340 CFM)
Blower: hyper-stream air nozzle for extra tough conditions
Kit includes 2 batteries and charger for back to back use. Share Battery across multiple WORX tools within the 20V power share platform

Ryobi One ONE+ 18-Volt Lithium-Ion String Trimmer/Edger and Blower Combo Kit 2.0 Ah Battery and Charger Included

Over 100 ONE+ Tools - All work with any RYOBI ONE+ 18V Battery
Tools Included: String Trimmer and Blower
Includes 18-Volt Compact Lithium-Ion Battery and Charger

10.

Dewalt DCKO97M1 20V MAX Lithium-Ion Cordless String Trimmer/Blower Combo

Brushless Motor Delivers Optimized Continuous Performance
Variable Speed Trigger Matches Power to Application
Blower Delivers a Wind Speed of 90 MPH
Tools are Compatible with Dewalt Battery Models DCB200, DCB201, DCB203 (sold separately)
Included: (1) Dewalt DCST920P1 20V String Trimmer, (1) Dewalt DCBL720B 20V Blower, (1) Dewalt 4.0Ah Battery and (1) Dewalt 20V Charger

5 Best Cordless String Trimmer with Automatic Feed (Easy Feed)

Sale1.

BLACK+DECKER LSTE523 20V Max Lithium POWERCOMMAND Easy Feed String Trimmer/Edger

Converts from trimmer to wheeled edger
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime. Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18
EASYFEED allows you to advance your line with the push of a button with no bumping required
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

Sale2.

String Trimmer, TECCPO 20V 2Ah Lithium Ion, 2 16ft Nylon Thread Spool, Automatic Feed Spool, 12in Cutting Swath, Cordless Professional Grass Trimmer/Edger, Battery and Charger Include - TDLT02G

【2 16ft nylon thread spool and soft grip】- The nylon thread is 1.5mm 16ft and we provide a replacement nylon spool; The soft grip gives you a comfortable feel, reducing vibration and working fatigue, and the lightweight design makes work easier
【2-in-1 function design and adjustable cutting range】- With pivoting head, you can switch between grass trimmer and edger in seconds with no tools, two functions for grass trimming and edging; Using tools can adjust the cutting range by adjusting the blade
【Flexible aluminum lever and safety switch】- You can adjust the length of the aluminum telescopic shaft and the 5 angles of the side handle to make your work more convenient; Dual start switch provides more safety
【Automatic feed spool and flower spacer guard】 - Automatic feed spool provides instant line feeding, making your work continuous; Flower spacer guard can protect your vegetation and be used as a edger guide
【Package Contents】- TECCPO TDLT02G String Trimmer; Nylon Spool; Screwdriver; Charger; Battery Pack; User Manual; Warranty Card (The batteries can be shared with all the TECCPO 20V power tools, and please fully charge the battery before using the product for the first time)

Sale3.

BLACK+DECKER LST560C 60V MAX EASYFEED Cordless String Trimmer

Perform clean, fast cuts with the power drive high-torque transmission to give you cutting power at the string
Two-speed control lets you balance more power or longer runtime as needed
Dual 0.080" line easyfeed lets you quickly and reliably feed trimmer line with the push of a button, no bumping required
Save time and hassle by quickly flipping from trimmer to edger and back
3 Year limited Warranty

BLACK+DECKER LCC222 20V MAX Lithium String Trimmer/Edger, Sweeper Plus 2 Battery Combo Kit, 10"

Sweeper is ideal for clearing driveways, sidewalks, decks, garages
String trimmer features Automatic Feed Spool; no bumping required
Lightweight design, low noise levels
(2) 20V MAX Lithium Ion 1.5Ah batteries

Sale5.

Black & Decker LST140C 40V Max Lithium String Trimmer

High-performance 40V max Lithium ion Battery with state of charge indicator that shows remaining power
Power drive high-torque transmission gives you cutting power at the string for clean, fast cuts
Automatic feed Spool - afs which automatically feeds trimmer line as needed with no bumping
Converts from trimmer to edger in seconds
3 Year limited Warranty

5 Best 20v Cordless String Trimmer

DEWALT DCST920P1 20V MAX Lithium-Ion XR Brushless 13" String Trimmer (5.0AH)

Brushless Motor maximizing motor efficiency and durability
Dual 0.080" line with bump feed, with 13-inch cutting swath
Variable trigger with speed control
Patented gear drive design. Rpm: 0-4,600 / 0-6,000 rpm
Includes 20V MAX 5.0Ah Lithium Ion Battery, along with charger

Sale2.

BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries

Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
EASYFEED allows you to advance your line with the push of a button with no bumping required.
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

BLACK+DECKER LCC222 20V MAX Lithium String Trimmer/Edger, Sweeper Plus 2 Battery Combo Kit, 10"

Sweeper is ideal for clearing driveways, sidewalks, decks, garages
String trimmer features Automatic Feed Spool; no bumping required
Lightweight design, low noise levels
(2) 20V MAX Lithium Ion 1.5Ah batteries

Sale4.

BLACK+DECKER LSTE523 20V Max Lithium POWERCOMMAND Easy Feed String Trimmer/Edger

Converts from trimmer to wheeled edger
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime. Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18
EASYFEED allows you to advance your line with the push of a button with no bumping required
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

Sale5.

DEWALT DCST920B 20V MAX Lithium-Ion XR Brushless 13" String Trimmer (Bare Tool)

Brushless Motor maximizing motor efficiency and durability
Dual 0.080" line with bump feed, with 13-inch cutting swath
Variable trigger with speed control
Patented gear drive design. With a 20V MAX 5.0Ah battery-DCB205,the string trimmer is easy to maneuver and puts less stress on the user
Battery sold separately. Product arrives in two pieces and need to be assembled.RPM 0-4,600 / 0-6,000 rpm

5 Best 40v Cordless String Trimmer

Sale1.

Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210

Up to 45 minutes of run time with fully charged 2.0Ah Battery, Battery and charger included
The innovative axial fan design delivers 110 mph and 390 CFM to handle tough clearing jobs
Light weight and easy to use
40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482

Sale2.

Black & Decker LST140C 40V Max Lithium String Trimmer

High-performance 40V max Lithium ion Battery with state of charge indicator that shows remaining power
Power drive high-torque transmission gives you cutting power at the string for clean, fast cuts
Automatic feed Spool - afs which automatically feeds trimmer line as needed with no bumping
Converts from trimmer to edger in seconds
3 Year limited Warranty

Sale3.

BLACK+DECKER LCC340C 40V MAX Lithium String Trimmer/Sweeper Combo Kit

LST140 40V MAX String Trimmer/Edger with POWER DRIVE high-torque transmission for clean, fast cuts
AUTOMATIC FEED SPOOL - AFS automatically feeds trimmer line as needed
LSW40 40V MAX Sweeper a wind speed of up to 130 MPH easily clear debris from hard surfaces
Low noise design for quiet operation.Up to 130MPH
Both units offer a 'state of charge' indicator which shows your battery charge level

Greenworks 14-Inch 40V Cordless String Trimmer (Attachment Capable), 2.0 AH Battery Included 2100702

Attachment capable, accepts most gas attachments to provide mulitple use
Brushless motor delivers greater torque, quieter operation and higher battery efficiency
Starts within seconds with gas comparable performance, battery compatible with multiple tools
Compatible GreenWorks Replacement bulk string, Model 25906302
Battery and Charger include. Compatible with battery models 29462 and 29472 and charger 29482

Sale5.

Greenworks 13-Inch 40V Cordless String Trimmer, 2.0 AH Battery Included 21302

Gas free cordless design eliminates the gas hassle while getting the job done
Lighter, reliable, easy push button start will not wear your arms out. No-load speed (RPM): 0 - 9,000
Pivoting head allows for edging and trimming capability with edging wheel
Compatible GreenWorks Replacement Spool, Model 29252 and 29092
Battery and Charger include. Compatible with battery models 29462 and 29472 and charger 29482

5 Best Lightweight Cordless String Trimmer

Greenworks 24V Cordless String Trimmer & Blower Combo Pack STBA24B210

Innovative walk behind edging for a clean edge every time
The innovative axial fan design delivers 100 MPH and 300 CFM to clear hard surfaces quickly
Light weight and easy to use
24V 2AH li-ion battery and charger included, Compatible battery and charger models 29842, 29852, & 29862

Sale2.

Worx WG163 GT 3.0 20V Cordless Grass Trimmer/Edger with Command Feed, 12", 2 Batteries and Charger Included

2-in-1 function with dual-position wheels for grass trimming and edging
Converts from a trimmer to an in-line edger in seconds with no tools; No-Load Speed : 7600/min
Two (2) 20V cordless Max lithium power batteries provide continuous power - charge one, use one.
12-inch cutting diameter with Innovative Command Feed spool system for instant line feeding
Cutting line length: 10 feet. Quick-release lever for fast telescopic height adjustments to the 90-degree tilting shaft

BLACK+DECKER LCC222 20V MAX Lithium String Trimmer/Edger, Sweeper Plus 2 Battery Combo Kit, 10"

Sweeper is ideal for clearing driveways, sidewalks, decks, garages
String trimmer features Automatic Feed Spool; no bumping required
Lightweight design, low noise levels
(2) 20V MAX Lithium Ion 1.5Ah batteries

KOBWA Zip Trim Cordless Weed Trimmer & Edger, Battery Handheld Grass Cutter Lawn Mower Standard Zip Ties As Seen On TV Works Home Garden

Amazing Invention: Zip Trim is a pretty nifty invention, allowing you the conveniences of a full-sized trimmer in a compact unit.
Best Choice: The best cordless trimmer & edger works with standard zip ties garden weed cutter cordless mower trimmer. Is the best assistant for you and your family.
Extention pole: With lightweight extention pole, easy to use, can trim those hard to reach place, such as tree.
High safety performance: Protective debris shield provides extra safety plus transforms trimmer into a powerful edger.
Battery Powered: Requires 6 AA batteries -Not Included. Suitable for gardens, lawn and any place where weeds need to be trimmed.

BLACK+DECKER LST300 Weed Whacker

20-volt Lithium Ion battery pack for 33% more run time
The PowerDrive Transmission delivers more power from the motor to the cutting string so you can get the job done faster
Automatic Feed Spool ensures continuous work without bumping. Line diameter: 0.065 inches
2-in-1 trim or edge - easily converts from trimmer to edger in seconds
Lightweight design with adjustable handle and height positions

5 Best Electric Weed Trimmer for the Money

Sale1.

BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries

Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
Power Drive Transmission for increased torque
2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
EASYFEED allows you to advance your line with the push of a button with no bumping required.
Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

Sale2.

Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210

Up to 45 minutes of run time with fully charged 2.0Ah Battery, Battery and charger included
The innovative axial fan design delivers 110 mph and 390 CFM to handle tough clearing jobs
Light weight and easy to use
40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482

Greenworks 12-Inch 24V Cordless String Trimmer, 2.0 AH Battery Included 21342

Pivoting head allows for edging and trimming capability with edging wheel
Electric start eliminates gas hassle, less maintenance and zero fumes;Handle Type: Wrap-Around
12-inch cut path with .065 single line auto feed for easy line advance
Shaft length (inch): 40. Compatible GreenWorks Replacement Spool, Model 29252 and 29092
Battery and charger included. Compatible battery models 29842 and 29852 and charger 29862

Greenworks 24V Cordless String Trimmer & Blower Combo Pack STBA24B210

Innovative walk behind edging for a clean edge every time
The innovative axial fan design delivers 100 MPH and 300 CFM to clear hard surfaces quickly
Light weight and easy to use
24V 2AH li-ion battery and charger included, Compatible battery and charger models 29842, 29852, & 29862

Sale5.

BLACK+DECKER LST201 20V MAX Lithium Ion String Trimmer/Edger, 10"

Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
Converts from trimmer to wheeled edger
Automatic Feed Spool (AFS) automatically feeds trimmer line
Adjustable height and handle for ideal user comfort
20V MAX Lithium Ion 1.5Ah battery holds it's charge for up to 18 months

Top 10 Cordless Battery String Trimmers for All Budgets and Lawn Sizes

10 Best Cordless Electric String Trimmer (Overall)

10 Best Cordless String Trimmer & Blower Combo

5 Best Cordless String Trimmer with Automatic Feed (Easy Feed)

5 Best 20v Cordless String Trimmer

5 Best 40v Cordless String Trimmer

5 Best Lightweight Cordless String Trimmer

5 Best Electric Weed Trimmer for the Money

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