One Color LED Signs are red only and are weatherproofed . These are Outdoor LED Signs that are very bright, programmable and scrolling. The One Color LED Signs come in two pixel pitches; 15mm pixel pitch and 20mm pixel pitch. You can choose your programming method of remote control, pc control or wireless blue tooth. These signs also have a brightness adjustment if you choose to use as an indoor sign. All of our Outdoor LED Signs are a standard 110V plug for easy installation Our One Color Outdoor LED Signs come with a warranty and free shipping.