BK15 Product Details

Key Specifications

Max Output: 1,500 lumens (Wild Mode Turbo+High)
Peak Intensity: 9,500 cd
Beam Distance: 195 m
Battery: built-in 26650 4,800 mAh Li-ion
Charging: USB Type-C (use while charging)
Light System: dual beam — dipped (close-range, anti-glare) + high beam (long range); Wild Mode combines both
Mount: tool-free quick-release handlebar holder
Waterproof: IPX-6
Impact Resistance: 1 m
Size: 115 × 40 × 30 mm
Material: aluminum alloy, black anodized
Certification: CE, RoHS
Colors: Black

Modes, Runtime & Controls

Dipped High: 850 lm — 9 h
Dipped Low: 260 lm — 12 h
High Beam Turbo: 760 lm — 7 h
Wild Turbo+High: 1,500 lm — 3 h
Wild Turbo+Low: 950 lm — 5 h
Controls: Top button; single click cycles High/Low/Strobe/off; double click enters High Beam Turbo; in Turbo, side button steps into Wild Mode levels 1/2/3.
Feature: Battery level shown by top button light color (green steady 100–10%, red steady <10%).
Tested in Fitorch lab; results vary with temperature and battery.

Included in the Box
  • BK15 bike light
  • Quick-release handlebar mount
  • Adapter washers (for different bar diameters)
  • USB-C charging cable
  • User manual
How do Road Mode and Wild Mode differ?

Road Mode lets you switch between a dipped beam for close-range road illumination and a high beam for longer-range visibility. Wild Mode combines both beams for output up to 1,500 lumens.

Can the BK15 operate while charging?

Yes. The BK15 charges through USB-C and can continue operating while connected to a compatible power source.

How does the handlebar mount work?

The tool-free quick-release holder makes the BK15 easy to install or remove. Adapter washers are included for different handlebar diameters.

Can I use the BK15 in the rain?

Yes. The BK15 has an IPX6 water-resistance rating for rain and powerful water jets. It is not designed for underwater use.