Features Better Control: The circuit board set enables easier remote control on your solar light, meeting your varied illumination needs. Ideal Lighting: Supporting body sensing function, the solar lamp controller module also has various lighting modes for night. Great Matching: Compatible with 3.2V 6.4V lithium iron phosphate battery and 3.7V 7.4V ternary lithium battery, very reliable. The Using Tips: Does not have overcharge and over discharge protection, and the battery needs a protection board for connection. Easy to Install: Designed to have a compact size and a light weight as well, the installation is very convenient to complete. Specification: Item Type: Solar Light Circuit Board Material: ABS, PCB Remote Control Battery: 2 x 1.5V AAA alkaline dry battery, delivered without battery. Applicable Battery: For 3.2V 6.4V lithium iron phosphate battery and for 3.7V 7.4V ternary lithium battery, which requires protection board. Maximum Input Power: <30W Maximum Output Power: <10w Package List: 1 x Solar Light Circuit Board 1 x Remote Control 1 x User Manual Package List 1 x Solar Light Circuit Board 1 x Remote Control 1 x User Manual