❤Specifications: Battery Type: Li-ion. Color: Black. Voltage:11.55V. Capacity: 42Wh/3640mAh. New from Manufacturer. Up to 500 recharge cycles over the life of the battery. This product has a 12-month warranty.
💜Security: All ZTHY products are Certified by CE, and UL for safety. Strict guidelines for compatibility, and standards compliance for environment 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.