Black and Decker LST420 20-volt Max Lithium High Performance Trimmer and Edger, 12-Inch

Delivering long battery life and power to tackle trimming and edging tasks, the Black & Decker LST420 High Performance Trimmer and Edger offers the freedom of cordless convenience and extended runtime. The LST420 features a new dual-mode switch, giving you the option to choose between high power or extended run time. You'll get up to one hour of runtime¹ for trimming large yards without the hassles of gas-powered trimmer/edgers.

Patented PowerDrive Transmission prevents bogging down in heavy grass and weeds (view larger).

Ideal for trimming areas of overgrowth after mowing and edging along borders, sidewalks and flower beds, the LST420 is quiet and easy to start. The adjustable height and pivoting handle positions provide maximum comfort and control.

Runtime Extension Technology

Black & Decker's Extended Runtime Technology features electronics that allow this trimmer/edger to maintain constant speed in a variety of grass conditions so the it runs at an efficient speed for extended battery life. In high-power mode, the LST420 ramps up the power output to quickly take down heavy grass and weeds. In runtime mode, the trimmer/edger provides up to one hour of runtime for normal trimming.

The LST420 comes with two 2.0 amp-hour lithium-ion batteries (model LBXR2020), which offers 33 percent more runtime per battery pack than the previous LBXR20 pack.

Trim in Comfort

Easy to start and quiet to operate, the LST420 cordless trimmer/edger weighs 5.7 pounds. Plus, it's fully adjustable so you can work at the ideal height, with pivoting handle positions to trim at odd angles in comfort and a telescoping pole that easily adjusts to a your preferred length.

Rotate to convert from trimmer to edger (view larger).

This cordless trimmer/edger also features Black & Decker's PowerDrive Transmission, which delivers consistent power in most grass types, helping to maintain cutting performance while trimming and edging in heavy grass or weeds. That ultra-efficient performance plus a generous 12-inch cutting swath help every job go faster.

Smooth Operation with Fewer Stops and Starts

With the LST420, you never have to bump to release the string or waste time continually adjusting the string spool. The Black & Decker Automatic Feed Spool keeps the string at the optimal length automatically and continuously. The LST420 also converts from trimmer to an edger in seconds. A wheeled edge guide has been added for balance, helping to eliminate the need to hover the trimmer/edger over the line of grass between the lawn and sidewalk while edging. Simply roll along the sidewalk or driveway, and the wheel supports the weight of the trimmer/edger for a fine edge and straight, clean edges.

Cordless Freedom

Black & Decker's 20-volt MAX lithium-ion batteries² offer a longer lifespan and retains its charge 5x longer than similar 18-volt NiCad batteries. They're compatible with the full line of Black & Decker's 20-volt MAX line of power and gardening tools, and you won't be limited by an extension cord.

Easy to use and maneuver, the battery-powered timmer and edger eliminates the need for gas or oil to be stored.

What's in the Box

LST420 trimmer/edger, two LBXR2020-OPE 20-volt MAX lithium-ion batteries, charger, one AF-100 30-foot spool, guard, handle, operating instructions

About Black & Decker

Since 1910, Black & Decker has been setting the standard for innovation and design of power tools, accessories, outdoor yard care equipment, home cleaning products, automotive and lighting products, hardware, and other home improvement products. The inventor of the first portable electric drill with pistol grip and trigger switch, Black & Decker has evolved from a small machine shop in Baltimore, Maryland, to a global manufacturing and marketing powerhouse with a broad line of quality products used in and around the home and for commercial applications. When users need to get work done, they trust Black & Decker for the products that will do the job efficiently and reliably.