PASS ISO 9001 1.automatic microcomputer control 3.can set time,temperature,illumination as you like ... , delicate appearance, user-friendlyAutomatic microcomputer control, touch key.Can set time, temperature, illuminance.Can display experiment cycle, set time, ... ±0.5HZ Technical parameters:ModelVolumeBoundary dimension(MM)Period control modeIlluminance(LUX)GTOP-150B150L520*550*1600Day period and night ...