... adopt to the various internal and external temperature and humidity environment. Available color, Red, Yellow, Blue, Green, White, ... current circuit, can receives PWM signal, to control the color change and brightness.6, Low voltage use, to ensure ... the operating voltage range.2, Storage temperature: -400C~+700CWoking temperature: -300C~+550COptimum working temperature: -00C~+300C3, The lamp has ...