This is a rechargeable CHINO-E 3.7V 2000mAh ZN520-7A Battery . High quality and long lifetime, this ZN520-7A battery lets you work seamlessly when you are on the move for business trips or vacations. All our Li-ion replacement batteries for CHINO-E ZN520-7A Radio have been tested and proven to match and/or exceed original battery performance and are 100% […]