Official specifications:

• Rated capacity: 3300mAh
• Minimum capacity: 3350mAh
• Typical capacity: 3450mAh
• Nominal voltage: 3.6V
• Discharge end voltage: 2.5V
• Charging current (Std.): 1.675A
• Charging voltage: 4.20 +/-0.03V
• Charging time (Std): 4.0 hours
• Continuous discharge current (Max.): 10A
• Internal resistance (AC 1kHz): <38mOhm
• Cycle life: 300 cycles to 70%
• Weight: <49.5g
• Operating temperature: Charge: +10 ~ +45°C, Discharge: -20 ~ +60°C
• Storage conditions: less than 1 month: -20 ~ +50°C, less than 3 months: -20 ~ +40°C, less than 1 year: -20 ~ +20°C (80% capacity left)