- UNIVERSAL DESIGN: Fit for any cars, SUV, truck. do not destroy the original car lines, just paste it in the door and connect the positive and negative power supply to power on
- HOW THE WARNING WORK: When the door opened, the RED light flashing, White light stays bright，warning the rear pedestrian or vehicle, to avoid accident or collision.
- 3 MODES FLASHING—– White/red running +breathing mode + stobe（red）/ always bright （white）.
- WATERPROOF DESIGN: Soaked in water for 30 minutes, still can work. High-tech component sensing: through the IR chip program control, increase the sensitivity, to maintain the stability of the product.