Stihl AK20 Battery (AK System)

The Stihl AK 20 Battery – Compatible with the tools in the STIHL COMPACT Cordless Power System, the AK 10 is a lightweight 36 V Lithium-Ion battery. It features a charge level indicator on the top with four LEDs so you can see how much charge you have left quickly and easily, at the touch of a button.

Machines include the Stihl RMA 235 Cordless Mower (AK System) , the Stihl RMA 339 C Cordless Lawn Mower (AK System) and the Stihl FSA 57 Cordless Strimmer (AK System)