?Product Name?:Automotive solar simulation warning light ?Product color?: red or blue ?Flashing interval?:5s ?No sunlight battery life?: 7 days ?Product size?: about 50mm*25mm*14mm ?Product weight?:20g (including packaging) ?Product Installation?: Paste ?Waterproof performance?: general outdoor waterproof (note: do not immerse in water for a long time or rinse with a high-pressure water gun). ?Tips?: Please try to install in a place where there is sunlight or convenient charging.

SAME BLINK FREQUENCY-This product flashes every 5 seconds, consistent with most of the original warning lights on the market. LIGHT SENSOR -- This LED light will flash in nighttime and will not flash in daytime. EASY TO INSTALL -- No wire needed, just stick it to the roof of the vehicle with corresponding glue. SUPPORTS USB CHARGING - If there is not enough sunlight, you can use the power bank to charge, and it can work for a week after being fully charged. SOLAR POWER -It's powered by solar It can be charged by solar whether you put switch to "on" or "off". It can blink for whole night after enough sun shining in daytime.