NiteRiderA(R) is proud to introduce the Swift(TM) 450. Delivering everyday reliable performance in an economical ultra compact headlight. Sporting features like an easy on and off handlebar strap mount, low battery indicator and to top it off, it&&';;s USB Rechargeable; making it the perfect light of choice for commuters and cycling enthusiasts. Although small in size, make no mistake, the Swift(TM) 450 packs a big punch with a maximum light output of 450 lumens! Powered by an internal Lithium-Ion battery, in Walk Mode, the Swift(TM) 450 can run for up to twenty-five before it needs a charge. Highly durable design made with fiberglass reinforced plastic Smooth 450-lumen beam pattern in an ultra-compact and lightweight design Innovative Collimator Lens - optimizes your field of view Built-in, easy on and off handlebar strap mount 4 Light Levels plus 1 Daylight Flash Mode Fuel Gauge / Battery Level Indicator FL1 Standard IP64, dust and water-resistant Convenient USB rechargeable Lumen Output: 450 Run Time: 1:30 - 25:00hrs Quick Charge Time: 2:00hrs at 1Amp Normal Charge Time: 3:15hrs at 500mA Weight: 82g Battery: Li-Ion