Features： 1、High power white light, safe without glare, prevent accidents, 180 degree wide reflection technology, can be seen in every corner. 2、One 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. 3、Cycling 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. 4、Easy to change and install, suitable for handlebars of 22mm‑35mm/0.9‑1.4in, easy and fast to install, lock with one pull and one clasp, auto anti drop protection after installation of headlights. 5、Easy to install, quick to remove and grip in the hand. Practical, reliable, durable, energy‑saving, easy to carry, suitable for cycling, camping, outdoor exploration, cave exploration, off‑road mountain road, etc. Specification： Item Type: Bicycle Headlights Taillights Set Material: ABS+Aluminium Alloy Color: As Pictures Shown Product Length: Approx. 75mm/3in, Width: Approx. 42mm/1.7in, Height: Approx. 28mm/1.1in Weight: Approx. 140g/4.9oz Headlight Power Supply: 1200mAh Polymer Lithium Battery Headlight Charge Time: 1.5-2.5 Hours Can Be Full There Are 5 Operating Modes of Headlights: Intelligent Induction Mode, Daily Travel Light, Power Saving + Daily Travel Light, Strong Light + Daily Travel Light, Screen Flash Taillight Power Supply: 120mAh Polymer Lithium Battery, Usb Charging Tail Light Mode: Always On, Slow Cycle, Flash, Fast Cycle, Long Press to Open and Close Package List： 1 x Headlight  1 x Taillight  1 x Headlight Fixed Buckle 2 x Taillight Rubber Ring 2 x Charging Cable 1 x Manual