... alloy frame, delicate appearance, user-friendly. 2. Automatic microcomputer control; touch key, 3. Can set time, temperature, humidity, ... ),set temperature, remaining time, actual temperature and illuminance level. With periodic transformation function 5. Has overheating and ... 220±22V, 50±0.5HZModel difference ModelVolumeSize(mm)Period control modeIlluminance(LUX) Day period and night period, automatic ...