3.7V Boost 24V Solar String Light Control Box With DC Charging Solar Light Circuit Control Board -Parameters: 1. Material: PC 2. Remote control distance: 5 meters 3. Outdoor rating: IP65 4. Light control: through the solar panel light-sensitive, darkness automatically light 5. Solar panel: 4.5V250ma drip polycrystalline silicon 6. Battery capacity: 3.7V 1200mAh 18650 lithium battery 7. Lighting mode: 8 flashing modes (with remote control) 8. Brightness time: 14-40 hours under full power condition 9. Charging time: 1 sunny day (6 hours) can be fully charged 10. Timing function: can be timed for 3 hours, 5 hours, 8 hours, no timer 11. Brightness adjustment: four brightness levels 12. Installation: can be nailed to the wall can be broadcast on the ground 13. Remote control power supply mode: button batteries 14. Version B: output boost 24V for light string (please make sure your light string voltage is suitable for A or B before connecting the light string, if your light string will not light up after connecting the battery directly, it proves that the voltage of your light string is 24V) -Features: 1. Solar string light circuit board can be used for 100LED or 200LED solar string lights, copper wire string lights, colorful string lights, solar road studs and other lamps control use 2. Comes with battery and solar panel integrated control box, with remote control, you can set the light mode through the remote control