Lezyne Hecto Drive 500XL/Femto Headlight & Tail Light Set Description: The Hecto Drive 500XL is a compact, durable cycling light with a machined aluminum body with built-in cooling fins and cutouts for side visibility. Its single LED design provides an impressive maximum output of 500 lumens and eight output modes, including a Daytime Flash mode. Offering up to 20 hours of total runtime, charging is simple with an integrated cable-free USB stick, and the light straps securely to various handlebar shapes and sizes. The Femto USB-C is a super compact tail light with 6 modes to choose from with a maximum output of 15 lumens, up to 13 hours of run time, and a 270deg of visibility. A great combo set perfect for commuting or early morning road rides as the sun is coming up. Features: Compact and durable aluminum body on headlight with built-in cooling fins Single LED headlight design provides massive 500-lumen output and 8 lighting modes and up to 20 hours runtime Included light straps fit securely to various handlebar sizes and shapes Rear light offers six output modes, up to 15 lumens and the custom Wide Angle Optics lens provides side visibility A secure, threaded composite matrix cover keeps the USB port clean and sealed on the tail light Cable-free USB stick headlight, USB-C charging on tail light (cable not included) Run Time, Front: 1 Hour (Blast, 500 Lumens) 2 Hours (Enduro, 200 Lumens) 4 Hours (Economy, 100 Lumens) 20 Hours (Femto, 15 Lumens) 13:30 Hours (Flash 1, 50 Lumens) 13:30 Hours (Flash 2, 50 Lumens) 5:45 Hours (Day Flash, 500 Lumens) 15 Hours (Pulse, 50 Lumens) Run Time (Rear): 1:30 Hours (Blast, 15 Lumens) 3:40 Hours (Economy, 5 Lumens) 3:30 Hours (Flash 1, 15 Lumens) 6 Hours (Pulse, 15 Lumens) 13 Hours (Day Flash, 15 Lumens) 12 Hours (Femto, 5 Lumens) Specifications: Brightness: 500 Lumens (Front), 15 Lumens (Rear) Battery Type: Rechargeable (USB-C) Run Time: Up To 20 Hours (Front), Up To 13 Hours (Rear) Beam Color: White, Red Color: Black Weight: 84g (Front), 29g (Rear)