Wireless Remote Bicycle Rear Tail Light Bike Turn Signals Safety Warning Light The Taillight features an ultra-powerful design that provides a piercing 100 lumens of output with a wide spread of red lighting for remarkable visibility. The robust design alsintegrates exclusive amber side lighting which substantially increases driver awareness of cyclists at intersections, an essential feature for the urban commuter. Made from 100 Lumen CREE LED light 39 super brightness LED lamp bead Has 5 different lighting modes Can be recharged via an USB port 3 hours charge to full 3.7V 650mAh can work up to 6 hours Can be mounted on helmets, bike handlebars, scooter, wheelchair and more There are 5 different lighting modes for the top flash: Red solid warning signal, yellow light left/right flashing turning signal and red blue flashing brake light warning other traffic participants about your presence on the side of the road cycling rear lights — make sure you're seen at night