100 Lumen White and Red USB Rechargeable Set

100 Lumen USB-Rechargeable Headlight Taillight Combo Features  - Self-Contained With No Wires Or External Battery - Bright 100 lumen rear taillight for your safety - 180 degree visibility for improved visibility - Great As A Bicycle Helmet Light, Mountain Bike Rear Light, Children's Safety Light, and More - Water-Resistant IPX-7 Rating, Weather-Resistant Design Ensures Rugged Performance And Use USB Rechargeable - Charge With Your Computer USB Port, Your Phone Charging Port, Or Any Standard USB Charging Station Smart Charging - 2-hour charging time - Auto-Off Circuitry To Prevent Overcharging   6 Output Modes - Low (6 Hour Run Time) - Medium (4+ Hour Run Time) - High (2+ Hour Run Time) - 50% Flashing (6+ Hour Run Time) - 100% Flashing (4+ Hour Run Time) - Strobe (2.5 Hour Run Time) Mounting options - Horizontal Or Vertical Mounting