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[Key Features] Classic conventional silver fish alumium alloy case which with waterproof IP67, stronger a lot than plastic case, you don't have to worry about riding.// Lighted battery LED power Indicator, show you battery power in anytime // With Handle can easy to take battery out from bike for recharge// Lock with keys securely locks the mount on bike frame, Anti-theft device to protect you from battery lost .// Each cell has its own fuse for ultimate in safety.

[High Discharge Efficiency]The battery can work at a temperature of -20~60°C, and the discharge efficiency can reach 95%. Make full use of the battery, and the riding distance is longer. When the battery is not used, the self-discharge rate does not exceed 3%. It can save battery power

[Safety & Convenient]The lithium-ion battery is made of high-quality domestic cells, with good safety performance, built-in BMS protection board as well as overcharge, over discharge, overload, short circuit protection. Our lithium-ion batteries have undergone thousands of repeated discharges and safety tests, so you just feel relieved to use.

[Humanized design]Modern design, battery can be lifted, easy to install and disassemble. LED battery level light can inform you of charging in time,avoid battery power off when riding, and the battery has waterproof and sand protection, you don't have to worry about riding,The keys use to lock the battery on the rack.

[After-sales service] If you have any questions or suggestions about this product, please feel free to send us an email via Amazon Messages, and we will provide you with a good solution within 24 hours.