Model#: BDKNLST136B

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Black & Decker LST136B 40V MAX Cordless Lithium-Ion High-Performance 13 in. String Trimmer with Power Command (Bare Tool)

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Product Overview


NOTICE: Black & Decker has recently updated this model from the 36V battery standard to the 40V battery standard. If you are looking for the 36V version, please search for the model listed in the "Replaces" specification in the list to the right.
Black & Decker's electric lawn and garden equipment release zero emissions in your yard and provide a clean running unit that helps reduce your carbon footprint. Hassle-free electric starting system and a long lasting rechargeable 40V battery deliver the performance of a gas powered mower without the tedious recoil starting and messy oils.
Powered by the new 40V MAX Lithium-Ion technology, Black & Decker's LST136B High-Performance String Trimmer delivers reliable trimming and edging performance without the hassle of cords and gas. Featuring the versatile Power Command dial, the LST136B allows users to choose the level of power they need to take on the task at hand. Select from Max Power to Max Runtime to more efficiently manage the battery life and trimming power needed.
Note: 40V MAX tools are backwards compatible with 36V Lithium-Ion battery packs.
  • Exclusive PowerDrive transmission delivers improved cutting capacity and performance
  • Power Command dial with power selection ranging from Max Runtime to Max Power for precise power management
  • Automatic Feed Spool (AFS) keeps trimmer line fed during operation - no bumping required
  • Easily converts to a basic edger with tool-free handle and height adjustment
  • Powerful Lithium-Ion technology provides longer run times to complete even the toughest jobs
  • 40V MAX Cordless Lithium-Ion High-Performance String Trimmer w/ Power Command - LST136B
  • AF-100 Trimmer Spool
  • Trimmer Guard
  • Auxiliary Handle
  • Bare Tool - Battery and Charger Sold Separately


Series: 40V MAX
Cordless: Yes
Weight: 7.8 lbs.
Battery Type: Li-Ion
Cutting Width: 13 in.
Drive Shaft Style: Straight
Drive Shaft Type: Fixed
Handle Type: D-Handle
Line Diameter: 0.065 in.
Line Feed System: Automatic
No-Load Speed (RPM): 8,500
Speed Settings: 1
Voltage: 40V



4.5 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Would you recommend?
Yes (2)
Lightweight (2)
Powerful (1)
Yes, I would recommend this to a friend
Great tool!
No more gas/oil mixing with the fumes and the mess! In our typical subdivision yard size I can edge all the sidewalks and driveways and trim the rest of the landscape on one charge. I love it!
June 14, 2015
Yes, I would recommend this to a friend
i have recomended this product
trimming around fences trees and flower gardens powerful no gas you can leave it in the charger and it is always ready
August 22, 2015

Questions & Answers

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Browse 8 questions Browse 8 questions and 11 answers
Is this product ready to use with battery and charger. Hogan
Hogan on Apr 30, 2016
BEST ANSWER: No, This is a bare tool item. For the full kit, the correct model number is BDKNLST136
Does it come with charger ?
Rex on Mar 30, 2016
BEST ANSWER: No, this is a bare tool so a battery or charger are not included.
Does this model include all the attachments?
It says Bare Tools - Battery & charger sold separately??
If that is the case how much total fo this 40V cordless??
lynn - on May 25, 2015
BEST ANSWER: The Black & Decker LST136 40V MAX Cordless Lithium-Ion High-Performance 13 in. String Trimmer with Power Command is the complete kit for $149.99 with a $10.00 off coupon offered until 6/21/2015.
how long can i trim before the battery will go dead?
fry on May 14, 2016
BEST ANSWER: 15 Minutes on high speed. Just a heads up, this item is a bare tool. Meaning it does not come with battery and charger. For full kit, you will want to purchase bdknlst136.
Will the Sears 40volt max battery fit? Manufactured in 2015. Lithium Ion
Newie on Mar 4, 2016
BEST ANSWER: No,the batteries are not cross compatible.
What's a "bare tool"? see Black & DeckerLST 136 40V Lithium Ion with Power command ?
Duke on Aug 21, 2015
BEST ANSWER: A bare tool is refering to an item that is sold as the tool only. They battery and charger are not included
None on May 14, 2015
BEST ANSWER: The battery is attached with a slide motion to the end of the handle.
Price of 40 volt battery and charger
For black and decker 40v battery and trimmer weed trimmers I
BEST ANSWER: I would suggest you purchase the unit as a kit, with a battery and charger . The model number of the kit is BDKNLST136 and can bee seen on


Warranty Information

Black & Decker Lawn & Garden Electric Tools

Warranted for two (2) years from date of purchase. This warranty does not cover damage resulting from negligent handling, misuse or lack of reasonable maintenance and care. (Proof of purchase maybe required).