1、LED strobe light can be used as a warning light for car, motorcycle, bicycle, etc. to improve the safety of night riding. 2、7 light colors and a variety of light modes are available to meet your different illumination needs. Support remote control, quick switching, easy to use. 3、Built-in rechargeable battery, low power consumption, long endurance. Universal USB cable, support powered by PC/laptop, USB hub, car chargers, etc. 4、Made of high-quality ABS material, sturdy and nice durability, not easy to damage. Waterproof design, easy to cope with outdoor weather. 5、Small and lightweight, easy to install and use, will not damage your car. Features: LED strobe light can be used as a warning light for car, motorcycle, bicycle, etc. to improve the safety of night riding. 7 light colors and a variety of light modes are available to meet your different illumination needs. Support remote control, quick switching, easy to use. Built-in rechargeable battery, low power consumption, long endurance. Universal USB cable, support powered by PC/laptop, USB hub, car chargers, etc. Made of high-quality ABS material, sturdy and nice durability, not easy to damage. Waterproof design, easy to cope with outdoor weather. Small and lightweight, easy to install and use, will not damage your car. Specifications: Material: ABS Light Quantity: 1pc / 2pcs / 4pcs(optional) Input Voltage: 5V/1A Battery: Built-in 3.7V, 300mAh Lithium Battery Item Size: 48 * 34.3 * 18.4mm/ 1.9 * 1.4 * 0.7in Package Size: 150 * 100 * 40mm/ 5.9 * 3.9 * 1.6in Package Weight: 1pc: 80g/ 2.8oz 2pcs: 100g/ 3.5oz 4pcs: 145g/ 5.1oz Packing List: 4 * LED Light 1 * Remote Control 1 * USB Cable 4 * Sticky Fastener 4 * Rubber Band 1 * User Manual 4 * LED Light 1 * Remote Control 1 * USB Cable 4 * Sticky Fastener 4 * Rubber Band 1 * User Manual