Absolutely necessary Support the function of waterproof IPX6, this item could work on the rainy days. & it would be perfect companion for cycling in darkness, effectively ensure your safety. USB (Universal Serial Bus) fast charging Support the function of USB (Universal Serial Bus) fast charge, built-in 600m Ah battery, convenient for use with computer, laptop or power bank. Make sure the input voltage end current is 5V 1A max. 6 modes of lighing Built-in super bright COB LED, up to 120LM, with red & white colors, even clearly visible at the car's front light. 6 lighting modes: Full constant steady red/white light for 3.5 hours; 50% constant steady red light up to 7 hours; Slow flashing mode for about 14 hours; Fast flashing mode for about 11 hours; Double color flashing mode for 7 hours. Quickly installation made from high-level rubber as the main material, weather & pull strength endurable. The 3 positioning holes on the strap allows for different size of tube (External diameter: 22-34mm). The light can be fastened on bicycle, helmet, bags etc. Type: Bicycle Tail Light Model of LED: COB Light
Colour: White, Red Mode: 6 Modes Mode Arrangement: Hi, Mid, Strobe, Flash, 100% Flash, 50% Flash Feature: Waterproof
Colour: As shown in the picture Brightness: 120LM Waterproof Level: IPX6
Size: 72 x 23 x 22 mm / 2.83 x 0.91 x 0.87 inch Net Weight: 35 g / 1.23 oz