Dongguan P3 SMD unit board Wholesale led unit board wholesale of p10 unit board wholesale find Holley flag Describe P4 Indoor SMD full color LED display unit board product name P4 indoor full color LED display optical properties of the LED package SMD 2724 red LED wavelength 618-630nm (band error: ± 2.5n) Red LED brightness 140-260mcd Green LED wavelength 518-530nm (band error: ± 2.5n) green LED brightness 470-920mcd blue LED wavelength 465-473nm (band error: ± 2.5n) blue LED brightness level of 85-170mcd Viewing angle degrees brightness ≥ 2200CD / ㎡ Pixel pitch 4mm pixel density ≥ 160 (10/-10) degree vertical viewing angle ≥ 160 (10/-10) 62500Dots / ㎡ pixels constitute 1R1PG1PB Module resolution 32 * 16 = 512Dots drive way and 16 sweep (constant current), best-horizon 2m ~ 32m physical characteristics of the cell plate size (L * W) 128.0mm * 128.0mm weight of the cell plate 320.0 ± 10g the unit plate deformation height ≤ 0.5mm structural characteristics of the lights flooding unity electrical properties of the input voltage (DC) 4.8-5.5V maximum current of 2.7A maximum power unit board mean time between failures ≥ 10,000 hours life 20W 75,000 to 100,000 hours pixel control rate of <0.0002 use of the environment to use environment indoor working temperature range of -20 to 50 ° C Operating humidity range 10% to 90% RH Storage humidity range 30% to 60% RH