AK 20 battery: Lightweight lithium-ion battery for hobby gardeners
The STIHL battery AK system combines versatility and quality for all kinds of garden work. You can also select the right AK lithium-ion battery for your STIHL power tool that is best suited to your job. Thanks to the LED charge level indicator, you always have an overview of when and how long the battery STIHL AK 20 is ready for use.

The lightweight lithium-ion batteries with a nominal voltage of 36 V are not only particularly versatile, but also long-lasting and extremely durable. This makes even demanding gardening tasks straightforward. You can recharge STIHL AK batteries with the STIHL AL 101 standard charger or a STIHL AL quick battery charger.