Features1High power white light, safe without glare, prevent accidents, 180 degree wide reflection technology, can be seen in every corner. 2One of the 5 modes, which will automatically lighten as the environment darkens. After the bike stays for 3 minutes, the automatic mode will be turned off and will be turned on when vibration is detected. Adjust brightness and save power. 3Cycling lights are bright enough and evenly distributed to illuminate the entire road to improve your night vision and ensure your safety. Use bright spotlights to keep the distance, but do not directly make the eyes of pedestrians blind. Clearly noticed and using wide soft floodlights to examine the surroundings and signs, it is ideal for urban cycling. 4Easy to change and install, suitable for handlebars of 22mm35mm/0.91.4in, easy and fast to install, lock with one pull and one clasp, auto anti drop protection after installation of headlights. 5Easy to install, quick to remove and grip in the hand. Practical, reliable, durable, energysaving, easy to carry, suitable for cycling, camping, outdoor exploration, cave exploration, offroad mountain road, etc.Specification Item Type: BicycleHeadlightsTaillightsSetMaterial: ABS+Aluminium AlloyColor: As Pictures Shown Product Length: Approx. 75mm/3in, Width: Approx. 42mm/1.7in, Height: Approx. 28mm/1.1inWeight: Approx. 140g/4.9ozHeadlight Power Supply: 1200mAh Polymer Lithium BatteryHeadlight Charge Time: 1.5-2.5 Hours Can Be FullThere Are 5 Operating Modes of Headlights: Intelligent Induction Mode, Daily Travel Light, Power Saving + Daily Travel Light, Strong Light + Daily Travel Light, Screen FlashTaillight Power Supply: 120mAh Polymer Lithium Battery, Usb ChargingTail Light Mode: Always On, Slow Cycle, Flash, Fast Cycle, Long Press to Open and ClosePackage List1 xHeadlight1 xTaillight1 x Headlight Fixed Buckle2 xTaillight Rubber Ring2 x Charging Cable1 x Manual