Rechargeable Cells, capacity: 320mAh, Li-Ion.
Nominal Voltage: 3.7V
Voltage at end of Discharge: 2.75V
Charging Voltage: 4.2V
Nominal Dimension: D10.2±0.5mm, H44.5±0.5mm(with sleeve)
Internal Resistance: ≤110mΩ
Standard Charge: 0.2C for 10hrs at 20°c
Service Life: >500cycle (IEC standard)
Average Weight: 10.0g
Max. Discharge Current: 3C
Continuous overcharge: 1C
Operation temperature: -10°c ~ +60°c
Good compatibility with: Miner Lights, LED lights, Emergency lights, Flashlights, Laptop, Wireless communication product, Power tools, Portable DVD.