LED power indicator on the back of the battery. Low Discharge: less load losses occur after prolonged storage as obsolete NiMH or NiCd battery packs No memory effect: Which means that at any time r?t?lthet?nk the battery does not need to be drained before charging Charging time (dC 18 DC18RC and Chargers): 22 minutes Impact resistant: the battery casing is made of a strong durable plastic composite (ABS) material Battery Voltage / Capacity 18 V / 3.0 Ah Battery type Li-ion battery family LXT (Lithium-ion Xtreme Technology) fast upload 22 minutes DC18RC charger