The AK 20 36 V Lithium-Ion Battery runs the tools from the STIHL AK range and has a capacity of 144 Wh. Battery life depends on the tool type. There is a level indicator on the Battery so you can see when it’s nearing time to charge. Inside the Battery there are sensors that shut down the machine if the Battery ever becomes too hot. The AK 20 Battery weighs just 1.2kg so the tool won’t feel too heavy to operate once the Battery is placed in. Compatible with any STIHL charger.
Charge time with AL 101 Charger: 180 minutes, or to charge it up to 80%, it takes 135 minutes
Charge time with AL 300 Charger: 55 minutes, or to charge it up to 80%, it takes 35 minutes