Specification* Name: rechargeable remote control wireless bike light* Light Color: Red / Yellow* Mode: Red light on, red light flash, red yellow light flash, turn left with horn, turn right with horn.* Install: Seatpost, MTB , Road bicycle, electric scooter , cycling backpack. Saddle light , Helmet lamp, Stroller, Pets warning light, skateboard* Highlights: Use 1 remote to control 2 lightsUSB Rechargeable Remote ControlA wireless control system, installed on the bike handlebar, easily switch the light modes without getting off the bike. plus, you can use 1 remote to control 2 lights at the same time.Super Bright Bike TaillightThe rear bike light comes with 36 cob leds to reach 110 lumens, only 45g in weight, 87mm in length. It's waterproof and rechargeable. The bike light provides extra-wide angle of view up to 150 degree and 492 feet distance visibility for your cycling safety.Multiple Lighting ModesThis road &mountain bicycle tail light offers 5 main lighting patterns: turn left + high decibel speaker, turn right+ high decibel speaker, red light always on, red light flashing, all lights flashing. It allows you to change different modes according to your occasions to get the best protection for you.IPX4 WATERPROOFIPX4 waterproof function can resist the rainy days and humid climate, waterproof designed for bike outdoor. The best safety equipment for outdoor riding can be used as a Christmas gift for your friends and relatives EASY TO USEbike light back hook onto your belt, running gear, reflective vest, backpack, dog collars, harnesses, or anywhere on your clothing. Mount to your bicycle, helmet, skateboard, scooter, stroller, wheelchair, or anywhere you can imagine. Strengthened the safety factor of the night travel