Imjins powerfully focused beam & compact size make a versatile light for any type of riding & is perfectly designed to run on your helmet with a Go Pro mount. The Imjin features an optimized reflector that provides a large & even spot beam without hot spots. Designed to maximize run-time in an ultra-light package – Imjin is built with the epic in mind. Featuring:• 800 Lumen output certified to the FL-1 Standard• Engineered with the best CREE LED & enhanced firmware.• Go Pro Mount Interface for a ultra low-profile helmet mounting solution• Custom engineered micro-peened reflector optimizes the light to provide a smooth even beam pattern that focuses the light exactly where you need it.• Beam pattern was engineered to maximize riders’ depth perception using optics that eliminates the snowball effect with a clean transition across the beam.• Secondary Race Mode simplifies your settings to switch between high power with 2 hours run time & low power with 4 hours.• Daytime Pulse mode.• Universal tool-free mounting system.• Ultralight body is virtually weightless on helmet.• Recharge the 2 Cell Li-ion battery in 2.75 hours with the Mini-L 1.5 Charger.• Low battery warning & auto shut-off to prevent damage• Multiple power settings with cruise & secondary race modeo High 2:00 / 800 o Med 4:00 / 400o Low 8:00 / 200o Pulse 16:00 / 200o Race High 2:00 / 800o Race Low 4:00 / 400• System weight: 230 grams• Designed & Assembled in California.• Backed by Light & Motion’s 2 Year Warranty & Enhanced Experience Guarantee