12V-24V Day Light Controller Waterproof Universal Light Controller On/Off Switch LED Automatic Control for Auto Car Acceories Feature: 1.Intelligent Controller Design:When the car is started, the daytime running lights turn on (voltage must be greater than 13v+).The daytime running lights are dimmed when the headlights (or reading lights) are turned on.When the car is turned off (voltage must be le than 12.5v), the daytime running lights will be delayed for 15 seconds before turning off automatically, allowing the owner's home to be lit and achieving the delayed light-off function! 2.Lightweight:This day light dimmer is mini in size and very light with waterproof function ,that is will be more practical. 3.Easy to install:Controller module is very easy to install,you do not need to change any circuit, reduce the time to install it. 4.Wide Application:This light controller On/Off switch can fit for all brand of cars. the voltage is 12-24V. 5.Satisfaction Guarantee:We strive to provide each customer with the highest standard of customer service and products ,if you have any iues, please feel free to contact us . Specification:Origin: Mainland ChinaItem Type: Day LightWattage: 30WModel Name: Day Light ControllerItem Weight: 25 g Voltage: 12V/24V Colour: BlackMaterial: ABSLight source: LEDSize: 50*43*15mm Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1*Day LightController