Features 1、Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly completed. 2、PCB Board: Made of PCB board, the power board is solid, durable, wear resistant and suitable for long term use. 3、Defend Your Battery: This charging module supports power battery protection, short circuit protection, safe and stable. 4、Easy Carrying: This charging board is small and light, making it easy for you to replace and use at any time, very convenient! 5、Ideal Replacement: This battery charge board can be easily installed, making it an ideal replacement for the old and damaged parts. Specification Item Type: NiMH Battery Charge Board Material: PCB Input Voltage: DC 3.5V-6V (Recommended DC 3.7V, 3.8V, 4.5V, 5V) Charging Voltage: 1.5V Charging Current: 1A Package List 2 x NiMH Battery Charge Board