EEMB Lithium Polymer battery 9V 650mAh Lipo Rechargeable Battery Pack for Fire Alarm, Multimeter - Radio Microphone Batteryconfirm deviceconnector polarity before purchase(4.

Specification: Nominal capacity: 650mAh Weight: About 30 g Discharge:0. 5CmA cutoff voltage:3. 0V Nominal Voltage: ≥7. 4V Open Circuit Voltage: 7. 5V Internal Impedance: ≤280mΩ(AC 1KHz after standardCharge Voltage: 8. 4V Standard charge current: 325mA (0. 5CMax. charge current: 650mA (1CStandard discharge current: 325mA (0. 5CMax. discharge current: 650mA (1CDischarge cutoff voltage: (6VCharging Temperature: 0~45℃ Discharging Temperature: 20~60℃ Storage Temperature:20℃ ~45℃ (Less than 1 monthStorage Temperature:20℃ ~35℃ (Less than 6 monthsOvercharge protection:Voltage8. 5V Overdischarge protection Voltage: 6V How to charge. 1. Aim the battery at the charging interface according to the electrode, insert it slowly and fasten it. 2. After the charger is connected to the power, the charging indicator light will be on and the charging will start. Warning To ensure proper use of the battery, pleae read the manual carefully before use. Do not expose the battery to heat or fire. Do not dispose the battery in fire. Do not put the battery in a charger or equipment with wrong terminals. Do not short the battery. Battery must be charged with EEMB charger included in the package. Do not modify the charger or use the charger if damaged. Do not leave battery in charger unattended for over 24 hours.