Major features of this bicycle light are the use of 500 lumens high brightness lamp beads, five light modes, long range, large flood light irradiation range, but also designed with a side yellow warning light, to improve the safety of cycling. A compact, portable and waterproof bicycle light, high-capacity battery makes a long life, in addition, it also uses a 360-degree rotatable bracket, easy to install, safe and reliable use, very suitable for outdoor riding. It is constructed of shell brushed aluminum alloy material. The length of this bicycle light is 10.5cm and width is 3cm. It is suitable for handlebars with a diameter of 3.5cm Or less. Item Name: Bicycle Light Material: Shell Brushed Aluminum Alloy Features: High Brightness, 5 Modes Lights, Large Floodlight Lumens: 500 Lumens Battery: 2000mah Applicable: for Handlebars with A Diameter of 3.5cm Or Less Size Details: L: 10.5cm/4.13", W: 3cm/1.18"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bicycle Light 1 x Bracket 1 x Data Cable