The specs of diameter: 0.9mm, 1.3mm, 2.3mm, 3.2mm, 4.3mm, 5.0mm Operation range: 20-220V Optimum operating voltage: 120V Operating frequency range: 50-5000Hz Optimum operating frequency: 1500-2000Hz Power consumption: 3.5 milliwatt / cm2 Half-luminance time: 100V, 400Hz, general temperature and humidity, it can be used 8000 hours Static capacitance: 6 nf / cm2 (20 degree centigrade, RH<80%) Lighting: 120V, 200-2000Hz, 30-126 cd / m2 Power: 120V, 200-2000Hz; 108-1032 mw/m Continuous working temperature: -10 to +60 degree centigrade Storage temperature: -10 to +60 degree centigrade Relative humidity: <65% Main colors: blue-green, red, green, yellow, lime, blue, orange, purple, pink, white.