This rechargeable Li-ion replacement battery is designed for iPad Pro 11-inch tablets. It operates at 3.8V with a capacity of 29.26Wh, providing stable power and reliable performance for everyday use. The battery is fully compatible with part numbers A2042, 020-02875, and 020-02507, and fits iPad Pro 11 models including A1934, A1979, A1980, A2013, and A2042. Please verify your device model before purchasing. For safety and reliability, the battery is equipped with an integrated intelligent control chip. Built-in protections help guard against over-charging, over-discharging, over-voltage, over-current, and overheating, ensuring stable operation, long service life, and worry-free use.