【BMS Protection】Each battery is installed with a BMS protection board, which can ensure balanced charging of the battery. It will cut off the power supply when the battery is overheated, low voltage, overcharged, overdischarged, overloaded, short-circuited and other problems. Ensure battery life and enjoy more riding time.

【Attention】48V/52V battery is suitable for 48V 500W-1000W/52V 1000W electric bike motor. The indicator light that comes with the battery can notify you of the charging status in time. When one red light and three green lights are on at the same time, it means the charging is complete.

【Installation Tips】Battery set includes battery case, battery bottom bracket, safety lock and charger. The battery is easy to install or remove. Please pay attention to whether the corresponding size of different battery specifications is compatible with your bicycle mount. The specific size data is shown in the figure.

【Effective Communication】Please pay attention to your Amazon mailbox in time, and we will send you an email when the delivery is successful, or when there is a problem with the inventory. Of course, if there is any problem with the motor or battery, you can also take the initiative to send us an email.

【Technical Support】We have technical repair centers in many places to provide you with technical support, so that you can experience the service like a family.