Fenix BT10 350 Lumen 4 x AA Bike Light Spring Proprietary heat sinking design bonds

Proprietary heat sinking design bonds the LED board directly to the unibody aluminum casing

turn the light on and repeat loosen and tighten three times

The design of the body includes element design specifically to prevent the flashlight from rolling

Charge® XTi

Fenix BT10 350 Lumen 4 x AA Bike Light Spring Proprietary heat sinking design bondsFrom road to path to trail, the BT10 puts safety first. Integrating the DUAL DISTANCE BEAM SYSTEM, this lights 350 lumen max output is enough power for most situations including commuting. Features: Max 350 lumen output from single use or rechargeable batteries Multiple brightness levels housed in an aerodynamic head Simple operation including battery enclosure attachment and cabling Limited Lifetime Guarantee from Fenix Lighting US Specifications: 2.