Light Sense Bike Tail Light Smart Cycling LED Warning Light Rechargeable Bike Taillight Seat Post Light Vibration Sense Bike Light 60LM

DESCRIPTIONDouble LED red lights, 60 lumen, bright enough to warn cars and pedestrians in distance. Light and vibration sense make it easy to control the_lighting time and brightness. Easy strap on bike seat post. Perfect safety warning light for cyclists.
Feature:2 LEDs with matt lens to distribute red light for a large area and long distance.60 lumen(vary from lighting mode), bright enough to have_an effective warning to passerby or cars.6 smart lighting modes are vary from the state of bike(vibration sense) and shininess(light sense).30 hours working time(vary from lighting mode) after 2.5 hours full charged.Easy strap-on or remove from Aero post or round seat post.
Specification:Material: ABS_Lumen: 5-60LM (vary from lighting mode)Charging time: 2.5 hours_Working time: 1.3-30 hours_(vary from lighting mode)Waterproof rating: IPX6Size: 4.8 * 5.5 * 3.4cm / 1.8 * 2.1 * 1.3inWeight: 55g / 1.9oz_Package weight: 95g / 3.3oz_
Package List:1 * Bike Light_1 * USB Cable