Features: RGB atmosphere lamp / foot lamp, create a charming atmosphere for you, lighting up the entire car interior. High quality flexible SMD LED strip lights, waterproof, anti-collision, anti-corrosion. Controlled by phone, just download an App (English language supported), thousands of effects is available on the light. Multiple effects: thousands of static effect, up to kinds of dynamic effect, brightness and speed is adjustable, suopport music control and timing function. Sticker on the back of the light, soft and flexible, easy to install, no need to change the wire circuit in your car. USB powered, DC 5V low voltage, plug and play, easily powered by car charger, PC, notebook, wall adapter, etc. It is not only can be used in car, but also used in home, KTV, party, wedding, etc. Type:Bluetooth-compatible APP Control LED Strip Lights Features:RGB Colorful (Colors can be Set via Phone APP control [LedBle] ) Number of LEDsLamp beads: 36/48/72 Light Strip Quantity:4Pcs Item Color:Black Light Color:RGB Voltage:DC 5V Power:10W control, Timing function, On/Off Power Cable Length:1m Application: Universal Control Function:Static effect, Dynamic effect, Brightness adjust, Speed adjust, Music Quantity: 1 Set Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:(No Retail Packages) 4 x Led Car RGB LED Atmosphere Lights(Not Include Remote Battery) 1 x Cigarette Lighter