The wind power generated while driving is used to generate electricity. No wiring required,easy installation, speeds up to 30 hp, and the LED lights up. In the dark, like stars,it also helps your driving safety. About this project Specification Color:Multicolour, Blue, White Height:Approx. 2 cm / 0.78 inches Width:Approx. 3 cm / 1.18 inches Length:Approx. 12cm/4.72â Number of LEDs:8 Installation method: Install at the front air outlet of the vehicle or at other locations. Tear the stand sticker to play the sticker for auxiliary lighting and decorative effect. Package Included: 2/4 x Car Daytime Running Lights Notice Please allow 1-3mm difference due to manual measurement. Due to different monitors and different lighting, the pictures may not reflect the actual color of the item. Thanks for your understanding.