Features: And . Charging in the daytime, automatically turning on the lights at night, and automatically turning off the lights at dawn, the output voltage is the output voltage when the battery has no voltage. The circuit controls the output by detecting the change of the voltage generated by the solar panel, without the need for photosensitive elements; it is suitable for a variety of batteries. Using materials, the quality is guaranteed. Photovoltaic solar charge and discharge automatic control switch, suitable for a variety of battery voltages. Simple and portable to use. Charge during the day, automatically turn on the light when it is dark, and automatically turn off the light when it is bright. The low-power controller is suitable for solar garden lights, lawn lights, colorful string lights, small street lights, etc. Specifications: Color:Green Package Include:1PC x Solar control switch circuit board Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and color is the same. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.