Battery Type: Lithium Battery Voltage: 10.8 V Capacity: 20 Ah Max. Charging Voltage: 12.6 V Battery Life: More than 800 cycles Battery Weight: <3.5 kg (7.72 lb.) Battery Dimension: 236 × 154 × 80 mm (9.29" × 6.06" × 3.15") Charging Condition: 0 °C to 45 °C (23 °F to 140 °F) Discharging Condition: -20 °C to 60 °C (-4 °F to 140 °F) Storage Condition: -20 °C to 60 °C (-4 °F to 140 °F)