Specifications: Battery type: Li-ion; Color: Black. Voltage: 7.7V. Capacity: 37Wh. New from Manufacturer. Up to 500 recharge cycles over the life of the battery
Security: All ZTHY products are Certified by CE, and UL for safety. Strict guidelines for compatibility, and standards compliance for environmental safety
Note: If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery