1、Applicable Battery: The solar lawn light control panel in our kit is dedicated to 1.2V NiMH battery. If you happen to have a related need, this one is suitable for you. 2、High Driving Efficiency: This solar light control panel features high driving efficiency and long discharge time, which gives you a good experience of using it. 3、Kit Contents: There are 2 solar panels, 2 light control panels, 2 battery slots, 2 storage boxes and 1 manual in our solar light control panel kit. 4、Discharge Protection: The solar light control panel has a 2V solar charging module with charge protection, discharge protection, constant current drive, etc. 5、PCB Material: The solar light control panel is made of PCB material, which ensures the durability and stability of the control panel.