Remote Control Switch 5 Light ModesBike tail light with turn signals are bright but not blinding. Remote control can be used to switch to left turn signal, right turn signal, double flashing lights; the main light can be switched to long light mode, breathing mode, strobe mode (the main light can also be switched to different modes through the main light switch.) Allows you to turn on the corresponding lights according to different road conditions, making your ride more eye-catching and safe. Integrated / Separate MountingThe bike signal lights have two mounting methods, very easy to install and remove, and won't slip off easily after installation, no matter on steep or bumpy roads. You can also choose one remote control to control 6 lights or 2 remotes to control 6 lights, so you can mount the lights on one car or two cars, just pair the lights with the remote control (there are adjustment steps in the manual, if you have any questions, feel free to contact us.) USB Fast ChargingThe turn signals for bicycles charges in 60 minutes and can be used for more than 1000 minutes (low battery mode), you can charge it on your computer, car, rechargeable battery, charger or any device with USB port. The turn signal and main light will flash when the power is low, please charge it in time in order not to affect the use. When charging, the charging indicator light is red, and when fully charged, the indicator light turns green. Up To 50,000 Hours Of UseBicycle turn signal adopts one-piece sealed design, IPX6 waterproof, ABS shell, beautiful and durable.