AS 2 Battery: Powerful 10.8 V battery for AS System tools Compatible with the tools in the STIHL AS System. 10.8 V Lithium-Ion battery, weighing 0.22kg. Designed to be well-balanced in all AS System tools. AS 2 batteries feature intelligent battery management system - this clever technology gives a constant level of power whether the battery is 100% charged or 1% charged. AS 2 battery charger times: 80 minutes using the AL 1 charger 50 minutes using the AL 5 charger or AL 5-2 charger Please note that the AS 2 battery is not compatible with the HSA 25 shrub shears. Technical details Rated voltage 10.8 V Max. voltage 12 V Battery cell technology LITHIUM-ION Battery weight 0.2 kg Rated capacity as per IEC 61960 2.10 A·h Rated cell capacity (as per manufacturer data) 2.60 A·h Width 49 mm Length 51 mm