Feature:1. STRONG FUNCTION: The test board is powerful and supports both for Android and for iOS batteries, so you can simply plug and use.2. LED DISPLAY: The test board monitors voltage and current changes at any time, and the dual LEDs display voltage and current, making it more convenient and intuitive.3. AUTOMATIC SHUTDOWN: This charging board can automatically power off when fully charged, with charging status indication and high current load protection.4. SMART IDENTIFICATION: This charging board can intelligently and automatically identify positive and negative poles, making it easy and time saving.5. SMALL AND COMPACT: This charging board is compact and lightweight, so it can be carried around and does not take up much space.Specification:Item Type: Battery Quick Charging Activation BoardMaterial: PCB.Package List:1 x Battery Quick Charging Activation Board2 x Connecting Cable