Wonderful Lighting effect: Car roof star lights, Red/Blue starry sky laser projection create a fashionable romance, a visual enjoyment, a laser light up the entire starry sky, the brightest star in the night sky, always illuminate your way, light up your life, add driving fun. Adjustable bracket: Starlight lamp host free adjustment bracket, up and down 90 degree adjustment, suitable for different directions of illumination. High Brightness and Low Power Consumption With built-in high brightness concentrating diode illumination source, low power consumption and high brightness. Universal: Mini size, easy for usage universal for cars/automobiles/PC/computer/Portable battery/Red LED atmosphere light, Decorative light, interior decoration lights, Emergency lights, DJ lightswith on/off switch on side and you can turn off switch if long time no use. Long lifespan: Long lifetime 50000hours and low power 100mw power, with Class IIB laser safety class, working temperature -20 degree to 70 degree waterproof IPX4 Easy installation: Can be powered by any USB device, such as mobile power, computer, wall charger, car socket.Just plug and play, suitable for any place, not only for automotive interiors, but also for home decoration. Specifications: Type: Mini LED Car Roof Lights Projector Quantity: 1pc Material:Aluminum alloy Power: 1W Current: 1A Voltage: 5V Service life: 50,000 hours Size: 20.6*1.4cm/8.1*0.55" Net Weight: 45.0g/1.6oz With the adapter it can be used on the phoneplease choose the adapter that is right for your phone.