Tackle the dark with confidence knowing that the Portland Design Works Lars Rover Power 850 Headlight has your back. With a power indicator gauge on top, you'll always know how much juice is left. Perfect for the commute, it can run for an additional 15 minutes in low power safety mode after the low battery light comes on. Features: Battery power metering gauge Mission Control II mounting bracket Additional 15 minutes in low power safety mode Weatherproof exterior One second delayed power switch prevents accidental on/off Run Times: 6 Hours (Steady Low) 3 Hours (Steady Medium) 1.5 Hours (Steady High) 20 Hours (Fast Flashing) 7 Hours (Pulse) Specifications: Brightness: 850 Lumens Battery Type: Rechargeable (Micro USB) Run Time: 1.5 - 20 Hours Beam Color: White Color: Blue/Black Weight: 201g