Bike Lights Front and Back 4 Light Mode Super Bright Waterproof Bike Headlight & Taillight USB Rechargeable 650mAh Lithium Battery Bicycle Lights

Multifunctional Bike Headlight & Taillight, USB Rechargeable, 4 Light Modes Adjustable, Waterproof, Easy to Use Discharge Time of Full charge Head Light: 3.5hr (full brightness) ,10hrs (half brightness), 10.5hrs (slow flashing), 10hrs (fast flashing) Tail Light: 2.5hr (full brightness) ,9hrs (half brightness), 9.5hrs (slow flashing), 9hrs (fast flashing) How to Charge? 1? Attach the micro USB cable to the bike Light's micro USB input port; 2? Insert the other end of the cable into an AC adapter (not included) connected to a wall socket or directly connect to a power bank, computer, or any other device with a USB port; 3?The LED indicator will turn to green when the light is fully charged. NOTE: The charging voltage can not exceed 5V. Package Included: 1 X Headlight (white light) 1 X Taillight (red light) 2 X USB Cables 2 X Silicone Mounting Strap 1 X Instruction Manual