Brand new and high quality Size (LxWxD): 4.6 x 2.5 x 1.5 cm (approx) Material: ABS Color: Black Product voltage: 12V Product features: Mini-shaped, light and small, waterproof. Suitable for all models, with dimmer delay function. Connection method: The red and black wires at the input end (the end with a fuse) are directly connected to the car battery. The red wire at the output end is connected to the positive pole of the LED daytime running light, the black wire at the output end is connected to the negative pole of the daytime running light. Working conditions: for Smart Start: When you start the car engine, the LED daytime running light will automatically turn on. When the engine is turned off, the LED daytime running light will be delayed for 15 seconds before the lights turn off. Beneficial for owners of home lighting effects. Quantity: 1 pc Note: Please allow 0-1 cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Car LED Daytime Running Light Relay, DRL Control ON/OFF Automatic Wiring Kit New