Metabo Battery pack 36 V, 1.5 Ah Li-Power Compact Description "AIR COOLED" technology. Permanent electronic individual cell monitoring (ESCP) during charging, for a very long service life. Capacity indicator for continuous battery capacity monitoring Up to 40% more power at 40% less weight. No memory effect. Can be stored for long periods with virtually no self-discharge. Very environmentally friendly. Universal sliding seat system for heavier mechanical loads. Permanent temperature monitoring system to monitor battery temperature (shutdown at a critical temperature of ~80°C) 3-year battery pack warranty. Technical data battery pack capacity 1.5Ah battery pack voltage 36V