Reversed Polarity: These 10000mAh battery is designed with special reverse polarity (positive and negative terminals are in opposite positions to those of conventional batteries), so please be sure to check the direction of the device interface before installation to avoid damage due to the opposite connection. Please recognize the + and - markings on the battery side when installing Standard Charging Method: Charging this battery to 4.25V at 0.2C constant current, then charge the battery at a constant voltage of 4.2V till it's charging current0.05C Application: 1S 10000mAh lipo batteries can be used for Raspberry Pi UPS board whose plug PH2.0 Specification: Material: Lithium Rechargeable Battery, Voltage: 3.7V, Capacity: 10000mAh, Discharge: 1C, Plug: PH2.0 Safety: Passed the MSDS test and the UN 38.3 test recognized by the United Nations to ensure that the chemical substances are not exceeded, and the use is safe and reliable Note: The maximum operating current of t