Features1Small in size and light in weight, suitable for use when riding and convenient for outdoor warning. 2Good LED light effect, one light and two light colors, the warning effect. 35 kinds of lighting modes, with mode memory, convenient and simple. 4Built in lithium polymer battery, USB rechargeable, charging faster. 5Clip-shaped bracket, can be hung on the bag, belt, for outdoor use, equipped with hooks, easy to install.SpecificationItem Type: Bicycle LightMaterial: AcrylicSize: Approx. 62 x 24.5 x 21mm/2.4 x 1.0 x 0.8in (Without binding component)Power Supply: Lithium Polymer BatteryOptional Color: Red and blue light, red and white lightCapacity: 250mAhVoltage: 3.7VCharging Time: About 1 HourLife Time: 10-20 HoursLighting Mode: 5 ModesInstructions:Short press, the red light is always on, the red light is flashing, the blue light (white light) is always on, the blue light (white light) is flashing, and the red and blue (white) flashes alternately.After staying in any mode for 5 seconds, short press or long press for 2 seconds to turn off the light.Package List1 x Warning Light1 x Bandage1 x Fastener1 x Charging Cable