Uniross ( 2350 mAH / 2x AA ) NiMH Rechargeable Batteries [ 2xHR6/AA ] GENERAL SPECIFICATIONS Classification Nickel Metal Hydride Battery Type AA Nominal voltage 1.2V Nominal capacity 2500mAh Minimal capacity 2350mAh Weight 29.5 g CHARGING INFORMATION Standard Charge 235mA×16h Rapid Charge 5-10mV Internal Impedance < 35 mΩ after standard charge at 1 kHz for 1 hour Cycle Life > 350 Max Continuous Discharge Current 4700mA AMBIENT TEMPERATURE RANGE Operating temperature range for humidity: +65%± 20% Standard charge Floating charge Rapid charge Discharge 0 to +45℃ (32 to 113℉) +10 to +45℃ (50 to 113℉) -10 to +45℃ (14 to 113℉) -20 to +65℃ (-4 to 149℉) Storage temperature range for humidity: +65%±20% Within 1 year Within 6 months Within 1month Within 1 week -20 to +35℃ (-4 to 95℉) -20 to +45℃ (-4 to 113℉) -20 to +55℃ (-4 to 131℉) -20 to +65℃ (-4 to 149℉) Discharge at low Temperature > 210 min at 0℃±2℃ with 0.2C mA, after stored at 0℃±2℃ for 24 hours Self-Discharge > 80% from rated capacity at 0.2C mA, after stored for 6 months > 70% from rated capacity at 0.2C mA, after stored for 12 months Humidity for operation and storage 65%±20% For More Info. Click Here For More Uniross Product Click Here