The solar light string circuit board can be used for 100LED or 200LED solar string lights. Solar lamp string, solar copper wire lamp string, solar star lamp string, solar spike and other lamps control use. With battery and solar panel integrated control box, with remote control, you can set the lighting mode by remote control. Solar panel with USB connection. Through a solar panel. Automatically light up after dark, lighting mode can be set by remote control Color: Black Material: plastic Output voltage: DC 24V Solar panel: 4.5V/250MA dripping polycrystalline silicon Battery: 3.7V 1200MAH lithium battery Light control: photosensitive by solar panels. Automatically light up after dark Light mode: 8 (with remote control) Remote control distance: 5 meters Installation method: Nailing wall can be inserted into the ground Version: Output boost 24V lamp string (24V voltage lamp string can be connected) Control box size: 122x96mm Product list 4 x solar control box 4 x ground support 4 x Inserting male cables 4 xUSB cable 4 x remote control Package Contents: 4 x Solar Battery Box Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.