... Environmental test chamberIntroduction:Test material heat, cold, dry resistance, humidity resistance.Suitable for electronics, electrical appliances, Communications, instrumentation, ... ./ ±1.0°C;±3.0%R.HTemp humid control accuracy/fluctuation±1.0°C;±2.0%R.H ... refrigerant high and low pressure protection switch, super humidity over-temperature protection switch, fuse, failure warning systemPartsWatching ...