Our wireless LED strobe lights have built-in solar panels and batteries,charging automatically in sunlight.No need for external power supply or frequent battery replacement.More convenient and energy-saving This wireless strobe lights feature 12 high-brightness LED beads,Great for safety in an emergency, keep your vehicle visible to ensure your driving safety IP65 Waterproof: The strobe warning light housing is highly sealed and can function on rainy, foggy, and snowy days. Whether in a downpour, dense fog, or heavy snow, the strobe light maintains its visibility to enhance safety Easy to install: This small led strobe lights come with double-sided tape, easy to paste on any smooth flat surface like your cars, motorcycles, trucks, E-Bike, bike etc Emergency Warning Light: Whether on the road or at home, having reliable solar warning lights is essential for safety.Please ensure to fully charge it in sunlight before first use Specification: Name: Solar Power Warning Light Power Source : Solar Product material: ABS Power: 3W Wick: LED lamp beads Light color:Red Blue Yellow for vehicles, motorcycles, bicycles, etc. Product features: energy saving and environmental protection significant warning effect solidand waterproof ideal for illuminating tents, marking camp sites Wide Applications can be installed on any vehicle, such as cars, motorcycles, electric vehicles etc. Note: Please place the solar energy at an angle that allows it to be exposed to the sun Color: As shown Material: ABS Package Contents: 2 x Solar Powered Strobe Lights 2 x adhesive backing 4 x rolling tapes 4 x screws 4 x rubber bands Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.