Bicycle Rear Light 300 Lumen USB Rechargeable Waterproof MTB Bike Taillight Ciclismo Luz Trasera Bicicleta Bicycle Accessories f26 Bicycle Rear Light 300 lumen USB Rechargeable Waterproof MTB Bike Taillight Ciclismo Luz Trasera Bicicleta Bicycle Accessories light source : COB LED integration,Use 26 highlight chips. Color: Red/White. white for front, Red for Back. Model: low light --- middle light --- high light --- 50 % high light --- 100% Flashing --- Strobe Charging : USB Charging(Android interface) Using time : 3-6 hours Suits :Seat tube diameter 15-32mm Mode switching: 1.Press the power button in the power off state to select 3 constant light modes. 2.Press and hold the power button in the power off state to select 3 flash modes. Specifications: • Casing made of 100% new PC ABS material • Equipped with gel strap, wide range of applications • Easy installation without involving any tools Easy to install and easy to carry. Suitable for most bicycles. Package Included: Package Includes:1 pcs light