Product Features: Thanks to improved battery technology, no memory effect, and minimal self-discharge, the V20 lithium-ion battery is ready to go wherever you are and wherever the job takes you—and it will last longer. Brushless motor technology delivers higher performance and longer runtime, thanks to a smaller, more compact motor that requires no maintenance and lasts longer. A large, 33 cm cutting swath ensures fast, efficient trimming. Geared gearing for greater torque and cutting power. The QUICKWIND™ retractable spool system provides strong, twin 2 mm line for power through thicker grass and weeds. Adjustable high/low and variable speed—maximize productivity and control by choosing the most appropriate speed for the job. The lightweight 2.9 kg design with an adjustable auxiliary handle and telescopic shaft provides comfort and ease of use. The integrated battery charge indicator allows you to conveniently monitor the battery charge level. Integrated hanging hook for secure storage - compatible with the STANLEY Track wall system - versatile, adaptable storage system for home, garage or workshop. 18V STANLEY FATMAX V20 Cordless System 4.0Ah battery and 2A charger included. Part of the new 18V STANLEY FATMAX V20 Cordless System - power all your V20 tools with a common, new and improved 18V Lithium-Ion battery that will let you work in the garden with ease. Specifications: . SKU: SFMCSTB933M; Brushless motor: ; Cutting width (cm): 33; Line diameter (mm): 2; Supply voltage (V): 18; Rotation speed: 4600-6000; Supplied accessories: . SFMCSTB933M Cordless Trimmer ; Battery 4.0Ah; Charger; The v20 line of devices only works with the new v20 batteries (operation is not possible with FMC687L, FMC688L batteries). The v20 2.0Ah battery can be used in older 18V power tools using the additional SFMCB100 adapter.