Description: 10.95V 2100mAh 18650 Electric Projector Lithium Battery Product No.: HG3AE081 Cell model:  18650 / 2100mAh / 3.6V Battery Specification: 3S1P / 2100mAh / 10.95V Nominal voltage: 10.95V Nominal capacity: 2100mAh Charging voltage:  12.6V Charging current: 420mA Discharge current: 420mA Maximum discharge current: 2100mA Discharge cut-off voltage: 8.25V Internal resistance : ≤180mΩ Delivery voltage: 10.5-12V Battery weight: 140g Product size: 67 * 55 * 19mm (Max) Operating temperature: Charging temperature: 0-45°C; Discharge temperature: -20-60°C Storage temperature environment: 1month - 20-60 ° C; 3months - 20-45 ° C; 12months - 20-25 ° C Relative humidity: 65 ± 20% Battery structure: Lithium Battery protection: short circuit protection, overcharge protection, overdischarge protection, overcurrent protection, etc. Application field: Electric Projector, Smart Home devices powered by Lithium Battery