● Working Voltage: DC12V
● Led QTY: 4leds/PCS
● Led Type: SMD5050 RGB
● IC Type: WS2801 IC
● Dimension: 45*36*5mm， 20PCS a String
● working with Arduino, PIC, and ARM microcontrollers
● Power Consumption: Max 1.44W/M
● Greyscale: 256 Gray-scale
● Emitting Color: RGB/W/R/G/B/other single color
● Waterproof IP grade:IP68/ non-waterproof