Use high-quality high-brightness multi-color lamp core, high-brightness lamp beads enhance the safety of driving warning and are not afraid of rear-end collision. Brightness and speed can be adjusted in flash mode and constant light mode. Memory mode can memorize the current mode. Built-in Rechargeable battery has a long service life. Type-C Charging interface, Support computer, charger and charging bank can be . Built-in Battery: 3.7V 350MAH; Charging Interface: Type-C; Charging Time: About 40 Minutes; Product Charging: 5V 1A; Light Color: White, Red, Green, Blue, Yellow, , Pink; Application: Motorcycle, Bicycle, Aircraft, Drone, Car, Helicopters,Fixed-wing, Scooter, Electric Vehicle, . Mode: constant light-low white light, constant light-high white light, seven-color cycle fast flash, fast flash red light, slow flash red light, slow flash blue light, civil aviation mode (white + red), constant green light, constant light, white light-fast flash. Product Instructions 1. Charge the light after it for the first time. It is recommended to use a 5V 1A adapter for charging. The indicator light light red when charging, and the indicator light light blue when fully . 2. After fully , long the red switch button of the light to turn it on, and then you can use the remote control to use it. Please note that when you and hold the power off button of the light, the remote control cannot control the light. 3. The remote control uses a CR2032 button battery, and the battery can be replaced when the battery is exhausted. The remote control maximum distance of the remote control is about 20 meters. Colour:Transparent+Green Material:Plastic + Electronic Components Specifications: Four-light version Package Contents: 4 x Strobe Lights 1 x Remote Control 1 x USB Cable 5 x Magic Stickers(the color is random, do not accept specified) 8 x Rubber Bands(the color is random, do not accept specified) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.