Features: <br> <br>The headlights, general lights and other external lights are automatically controlled according to the brightness of the outside of the body. <br>The automatic lighting response is fast <1 second, and it is stable and does not strobe in various light brightness environments. <br>Night automatic mode, tunnel automatic mode, underground garage automatic mode, headlight automatic shutdown mode. <br>One button manual/automatic, press the switch in the photo sensor, the button pops up/in, indicating that the auto headlight on mode is turned off/on. <br>The light sensitivity can be adjusted to adjust the sensitivity of the light sensor based on the individual's perception of light. (When adjustment is required, a Phillips screwdriver can be used to insert a clockwise or counterclockwise slow adjustment in the hole of the main unit) <br>It is suitable for various models of 12V and offers a variety of installation methods. <br> <br>Specifications: <br>Condition: Brand New <br>Material: ABS <br>Color: Shown on Picture <br>Voltage: 9 - 16V <br>Current: ≤ 30A <br>Size: Approx. 17 x 14.5 x 5 cm / 6.7 x 5.7 x 2 in <br> <br>Package List: <br>1 * Main Controller <br>1 * Power Cable <br>1 * Headlight Cable <br>1 * Switch Cabele <br>1 * Instruction Manual <br>2 * Strap <br>1 * Double-sided Stickers<br>1、The headlights, general lights and other external lights are automatically controlled according to the brightness of the outside of the body. <br>2、The automatic lighting response is fast <1 second, and it is stable and does not strobe in various light brightness environments. <br>3、Night automatic mode, tunnel automatic mode, underground garage automatic mode, headlight automatic shutdown mode. <br>4、One button manual/automatic, press the switch in the photo sensor, the button pops up/in, indicating that the auto headlight on mode is turned off/on. <br>5、It is suitable for various models of 12V and offers a variety of installation methods.