describeAbout this productType: Li-ion1. The battery has a higher capacity and has the same function as the OEM battery, and can provide longer use time after being fully charged. Designed with a fast charging system as well as overload and over-discharge protection to extend battery life.2. The battery adopts the latest technology and can indicate the battery status through the indicator light. Blue light is always on: charging or working. Light off: fully charged. Flashing blue light: No power. Orange light: Let the battery cool and try again. Red light: Charging error (you can try it later or contact us for replacement).3.CE FCC ROSH safety certification. The battery is made of high-quality cells and has built-in multiple protections such as overvoltage, overcurrent, short circuit, and internal overheating to ensure safer use. There is no memory effect, and it can be loaded or unloaded on demand without losing capacity.Note: When the battery is exhausted, please let the battery cool down for 10 to 20 minutes before charging, especially in MAX mode when the battery is very hot. For daily use, give priority to the standard mode, and the MAX mode will shorten the use time.