Ujjdwiurgh Micro-USB/Type-C 5V 2.4A Dual USB 18650 Boost Battery Charger Board Mobile Power Bank Replacement for Phone DIY

4. High-current charging and identifying ICs such as for , for , etc., to give full play to the advantages of 2.4A current (the mobile phone requires 2.1A/2.4 high-current charging requires related agreements). 1. Input interface: type-c and micro-USB. 3. Battery interface: support 3.7V lithium battery (full 4.2V), welding connection method. The maximum battery charging current is 2.4A. 2. Output interface: 2 high-quality USB interfaces (large current consumption is small), the maximum is 2.4A. 5. High-efficiency charge and discharge design, up to 90%.