This handy light set provides superior visibility for cyclists. The front light's 50-lumen Day Flash Mode cuts through traffic, while the rear light ensures 270° of visibility from all angles. Featuring six modes and up to 15-hour runtime, this compact set enhances your ride in diverse conditions._The Lezyne Femto USB-C Drive Light Set is perfect for commuters and recreational cyclists alike, delivering reliable, adaptable lighting for safer rides. It ensures visibility, whether you're faced with a foggy morning or a late-night ride. You'll appreciate the set's thoughtful design, which keeps you both visible and safe._Get ready to ride with increased visibility and confidence, backed by durable, user-friendly design. Enhance your bike's visibility with the Lezyne Femto USB-C Drive Light Set today._Six Output Modes: Choose from solid or flashing options with up to 50 lumens in the front and 15 in the rear. Enjoy flexibility in day or night rides and improved visibility.Long Battery Life: The front light lasts up to 15 hours, and the rear light offers up to 13 hours. This provides dependable lighting for extended rides, reducing the need for frequent chargingWide-Angle Optics: Both lights feature 270° visibility, meaning you'll be seen from various angles. This feature boosts safety by enhancing your presence on the road.Durable Construction: With an IPX7 rating, these lights are water-resistant and built to withstand harsh weather. Ride with confidence, knowing your lights will perform even in wet conditionsUSB-C Rechargeable: Quickly recharge with the USB-C port, protected by a waterproof, threaded cover. Keep your lights free from dirt and debris, ensuring a longer lifespan. (Cable not included)Versatile Mounting: A rubber strap allows secure attachment to handlebars and seat posts of various sizes. It's easy to install and remove, offering convenience across different bikes50 & 15 Lumen outputUp to 15 hours runtimeUSB-C ChargingMax Lumens: 50Max Runtime: 15 hoursBattery Capacity (mAh): 210Recharge Type: USB-CWeight: 28gDimensions: 38.6mm, 43.3mm, 30.7mmFeatures: IPX7FEMTO USB-C DRIVE REAR SPECS:Max Lumens: 15Max Runtime: 13 hoursBattery Capacity (mAh): 210Recharge Type: USB-CWeight: 29gDimensions: 41.8mm, 43.8mm, 31mmFeatures: IPX7Front Light Mode Lumens Runtimes:ECONOMY: 10 Lumens - 06:00 HoursBLAST: 50 Lumens - 01:30 HoursPULSE: 30 Lumens - 07:00 HoursFLASH 1: 30 Lumens - 06:45 HoursDAY FLASH: 50 Lumens - 15:00 HoursFEMTO: 10 Lumens - 15:00 HoursRear Light Mode Lumens Runtimes:ECONOMY: 5 Lumens - 3:40 HoursBLAST: 15 Lumens - 01:30 HoursPULSE: 15 Lumens - 06:00 HoursFLASH 1: 15 Lumens - 3:30 HoursDAY FLASH: 15 Lumens - 13:00 HoursFEMTO: 5 Lumens - 12:00 Hours