[USB Powered] - The watts of USB RGB COB LED Strip is about 10W, it can be easily powered by any USB port with 5V 2A or above power, such as USB chargers, USB sockets, power bank, Laptop, TV and so on(USB adapter is not included in the package) [Quality COB LED Strip] - With 1800LEDs(600LEDs/M), OULARA COB LED Strip provides brighter, more uniform and flicker-free lighting than tranditional SMD 2835, 5050 LED lights. High CRI(90+) show more natural colours and the double copper circuit board ensures durability and heat dissipation [16 million colour options] - RGB LED strips use R/G/B tri-colour mixing to support 16 million colour adjustments and 0-100% dimming, allowing you to change different colour in different scenes. Note: This white light is mixed by RGB colours, not pure, if you are looking for pure white with RGB, you should choose RGBW or RGBCCT, not RGB only [Music Sync Mode] - Built-in microphone, the light synchronises the rhythm of the music or sound captured outside，creating a romantic, relaxed, and happy party atmosphere for you [Two Control Ways] - USB RGB LED 3m supports 2.4G RF remote and Bluetooth app control (scanning the QR code of User Manual or controller to download "Lotus Lantern" APP). All can be done easily on the app: color changing; brightness adjustable; group control; timer setting and music mode, DIY your unique colours to fit the atmosphere of your home [Flexible & DIY] - Made with soft PCB board, very flexible. The strip is cuttable and connectable along the cutting point (every 5cm), convenient for DIY in shape and length. Genuine 3M sticker for stronger adhesion on clean/dry/smooth surface [Widely Applications] - Suitable for Home decoration/ TV background light/ bed bottom light/ display cabinet lighting. At the same time with the power bank it can be used in places where illumination is not possible or limited, such as Snack stall, Camping, bicycle/scooter external lighting modification etc.(Non waterproof, please use them indoor or dry weather)