Ravemen K1000 Headlight Description: The Ravemen K1000 Headlight steps in as a valuable headlight option for a variety of cycling disciplines with compact sizing, intuitive power settings, and a unique AI Night Ride mode for versatile lighting that inspires worry-free nighttime riding. Features: Compact 1000 Lumen headlight, intelligent power settings, and power transfer Unique wide-angle projects brighter front illumination and wider side visibility with minimal glare Power bank transfer mode can charge other accessories, including smartphones Stay informed on system battery life with Power Level Indicator AI night riding mode senses ambient light levels, adjusting as needed for better visibility and battery life USB-C charging maximizes compatibility with more charging cable options Run Time: 2 Hours (High, Wide Beam, 1000 Lumens) 3.5 Hours (Mid, Wide Beam, 500 Lumens) 6 Hours (Low, Wide Beam, 300 Lumens) 15 Hours (Eco, Wide Beam, 150 Lumens) 23 Hours (Pulse Flashing, Wide Beam, 500 Lumens) Variable (Daytime Running, 500 Lumens) Variable (AI Nighttime, 100~1000) Specifications: Brightness: 1000 Lumens (Front) Battery Type: Rechargeable (USB) Run Time: Up To 23 Hours (Pulse Flashing) Beam Color: White Color: Black Weight: 177g (Front)