These flexible RGB LED strips adopt super bright chip as light source and super flexible PCB board as base. The minimum cutting unit is every tree LED's (every 6 for the 24V version) and you can cut at random according to the practical requirement. Its backside has the self-adhesive 3M tape to let you stick on the surface. Front cover is made with highly transparent Ethoxyline giving more output lumen. The RGB LED strip is designed to work with DMX or RGB controller. Require external 12/24VDC power supply. Waterproof flexible single colour led strips available.