[ Ultra Bright to Keep Your Safe ] – Coogel bike tail light has 29 of 85LM LED lights (30lm is common used on other tail lights), The red and yellow lighting design is not as dazzling as white light, and they are also very penetrating enough to be seen 150 feet away on foggy, rainy or even dark nights. [ Wireless Remote Control ] – You don’t need to hold the remote control by hand, just install the remote control on the bicycle handlebar, you can easily control the light effect just like operate taillights of the car. Get drivers’ attentions from several blocks away, securing your safety when riding in traffic. [ Right/Left Turning Light ] – Simply turn on right/left turn signals through the wireless remote control, emergency lights, and ground lane alert. In addition, during normal driving, you can choose one of three modes according to your needs: flashing mode; braking mode; constant lighting mode. [ Extreme Long Endurance&USB Rechargeable ] – The tail light has a built-in 2200MAH large capacity rechargeable battery which can operate continuously for 8 hours in flash mode. USB rechargeable means you don’t need to change batteries frequently, and you can use your computer or charging treasure to charge anytime, anywhere. [ IPX4 Waterproof ] – IPX4 Waterproof level can be used in small to moderate rain in the temperature of in -4-140°F. Even if you are unfortunately raining when riding outdoors, don’t worry, Coogel taillights will always provide you with a safe ride – — your best partner for outdoor biking. SKU: CLB18980