VJK USB Rechargeable Bike Light Front and Rear Bicycle Light Set 2PCS Scooter Light 5 LEDs 4 Modes Head Back Cycling Flashing Safety Warning Lamp

Specifications:  Color: Red(tail light), white (front light)  Size: Approx 7.5x3x2cm (L * W * H) * Full Charge - 2 Hours.  * 2 O-Ring Mounts - Natural Rubber - Sizes 30mm & 40mm.  * 1st Mode (hold 1 second) - Cylon Wave - Up to 8 hours.  * 2nd Mode - Intermittent - Up to 14-16 hours.  * 3rd Mode - Flashing - Up to 12 Hours.  * 4th Mode - Continuous - Up to 3 Hours.  Package includes  2×VJK bike lights (Front +Rear lights)  2×Mounting rings 2×USB cables  Please note: When turning on the light, you need to press the switch for 2 to 3 seconds. When switching modes, you only need to press the switch button once.