The BC05R V2.0 bicycle tail light has a maximum output of 15 lumens from the 5 red LEDs and is powered by a built-in 400mAh li-polymer battery. A USB type-C charging port allows for 1A direct, fast and efficient charging, providing flexibility for when you are on the go.

Above the LEDs is a battery indicator which illuminates to provide information on the battery level, as follows:

• Green - between 85% and 100%
• Flashes green - between 50% and 85%
• Red - between 25% and 50%
• Flashes red - below 25%

The light comes with a mount that securely attaches the BC05R V2 to a seat post with a diameter from 20 to 35 mm and a high strength clip for attachment to a seat bag, other accessories or clothing. These dual mounting options allows the light to be used for other applications, such as running, hiking and walking.

The Fenix BC05R V2.0 offers two modes with three brightness levels in each. Choose from High mode (ideal for mountain biking, racing, rainy or foggy weather) and Low mode (urban commuting, long-distance trip, fair weather) with each mode featuring three brightness levels - constant, slow flash and fast flash.

Brightness Levels and Runtimes:
High Flash (Fast): 15 lumens - 35 hrs runtime
High Flash (Slow): 15 lumens - 25 hrs runtime
High: 15 lumens - 4.5 hrs runtime
Low Flash (Fast): 5 lumens - 120 hrs runtime
Low Flash (Slow): 5 lumens - 80 hrs runtime
Low: 5 lumens - 16 hrs runtime

Maximum alerting distance 50 meters, waterproof to IP66 and resistant to impacts up to 1.5 meters.

Fenix BC05R V2.0 includes: bicycle mounting strap, body clip, USB type-C charging cable.