Solar powered, no wiring design: using high-efficiency solar panels, automatic charging during the day, no external power supply or complex wiring required, easy installation, energy-saving and environmentally friendly. 5-point LED flash warning: built-in 5 high-brightness LED lamp beads, multi-frequency flash mode, strong penetration at night or foggy days, effectively reminding the rear vehicle to keep a distance and reduce the risk of rear-end collision. Waterproof, dustproof : IP65 protection level, sealed design to cope with harsh environments such as rain, snow, dust, etc., suitable for long-term outdoor use in trucks, trucks, etc. Intelligent light control sensing: automatically sense light changes, automatically turn on in dark environments such as dark or tunnels, and turn off during the day, saving worry and power. Multi-functional installation adaptation: universal bracket or magnetic fixation, easily installed in the tailgate of the truck, spare tire rack and other locations, can also be used as width indicator lights and auxiliary brake lights. (Note: Details can be adjusted according to actual product characteristics, such as the number of flash modes, battery type, etc.) Product: 3.8*4.5 CM Color box: 23*21*6.5 CM Weight per box: 316g Material: ABS, PP, PC, PVC LED: 18 pcs Voltage 5V, current 500mA, power 2.5W Mode: 11 modes Charging time: 3H Charging method: solar energy, USB charging Usage time: 10-24H Package: 1*Car rear flashing lights 1*Remote control 1*USB charging cable