USB Rechargeable Wirele Remote Control MTB Bike Headlamp Tail Lights Smart Bike Light Wirele Remote Control Cycling Turning Signal Taillight Waterproof USB Rechargeable Bicycle Rear Light LED Warning Tail Lamp with HornFeature:The wirele remote control operation is convenient: you can turn on the corresponding lights according to the road conditions during riding, and turn on the left/right turn signals when turning.Horn safe night riding: loud speaker, safe reminder to paers-by, safer night riding.Angle can be adjusted: the taillight can be adjusted up and down in a large angle.Specification:Item: WEST BIKING mountain bike light Smart wirele remote control turn signal USB rechargeable electronic horn warning lightBody material: ABSProduct color: blackLight color: red light + yellow lightSize: about 95x33x25mmNet weight: about 43gBattery capacity: 900mAh lithium batteryCharging time: 3 hoursDischarge time: 36 hoursLamp beads: 14 red SMD+18 yellow SMD LEDsTail light lighting mode: red light is always on-red light flashes-red light + yellow light all flashTurn signal light mode: left turn signal + high-decibel horn-right turn signal + high-decibel hornInstructions on how to control two taillights with the remote control:First of all, a single remote control is matched with one taillight by default, at this time, you need to use the remote control to match the other taillight again.The matching proce is very simple, the tail light button and the second row of separate buttons of the remote control can be matched by long pre for more than five seconds.After the matching is completed, you can control two taillights at the same time with one remote control.Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. USB Rechargeable Wirele Remote Control MTB Bike Headlamp Tail Lights