Specifications: Battery type: Li-ion. Color: Black. Voltage: 7.6V. Capacity: 5500mAh/41.8Wh. ZTHY specializes in Laptop and camera Accessories including Laptop Batteries, Tablet batteries, Camera Batteries, Camcorder Batteries, Vacuum Batteries, and chargers.
Compatible Part Number: 21CP5/78/108, UTL-4678108-2S
Compatible Models: Replacement for Evolve III Maestro-EBook11 Maestro Evolve 3 Leadpie M1 Series.
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.