The Fenix BTR20 Bike Light builds on the BT platform with even greater output
Tsinghua University’s latest developed vehicle-mounted power charging battery
Brilliant white light from high-output lamp (included) or ultra high-output lamp (optional)
 outer ring and cap is made from Poly-carbonate
Side hammer checkering insures precise placement when pounding
Weltool W4 PRO TAC LEP Flashlight – 568 Lumens, 2.88M Candela, 3,712yd Throw 18350 The Fenix BTR20 Bike LightWeltool W4 PRO TAC LEP Flashlight (W4 PRO) The Weltool W4 PRO TAC (W4 PRO) is an extreme throw LEP flashlight engineered for professionals who demand unmatched long distance illumination. Using Laser Excited Phosphor (LEP) technology, it produces a tight, concentrated beam with minimal spill that reaches up to 3,712 yards (about 2. 1 miles) at 2. 88 million candela, making it ideal for search and rescue, law enforcement, maritime signaling, and long