... ,256 advanced LED color testing machinespecification:*power:single-phase 220V,50/60Hz(power 1.5KW)*air fluid:0.5~0.6Mpa(vaccum ... -35°c,humidity:below 65%Technical parameter: No. testing parameteraccurancyremark1 brightness 90%repeating testing result2 main wavelength0.3nm 3peak wavelength0.3nm 4half ... life multiply.*Stable productivity;24K per hour. advanced LED color testing machine