1 Standard LED module is 50pcs / string, about 4M; 2 RGB LED Pixels Lights WS2811, Identify IC every led light; 3 Input Voltage: DC 5V/DC 12V 0.3W / led 4 12mm diameter, 100mm between each Pixel; 5 Able to individually change their colour, can all be different colours; 6 Waterproof IP68, can be used outdoor for holiday lighting decoration. 7 Item Type: Led module 8 Color:RGB / Full color 9 Lifespan: 50,000 hours 10 Beam Angle:120 degrees. Widely used for Outdoor advertising, Christmas decoration.Cove Lighting Path and contour lighting Backlight for signage/ letters Architectural lights for Canopy, Corridor, Window, DIY Lights for home use Marine light, Task lighting, Replacement of Fluorescent light Decorative lights for holiday, event, show, exhibition. Package included: According to your choice. 50PCS= 1 x 50PCS LED string 500PCS= 10 x 50PCS LED string 1000PCS= 20 x 50PCS LED string.