Presto is a regular manufacturer and exporter of highly precise Humidity Test chamber for Saudi Arabia that is being used in different industries for the quality testing purpose. The instrument is highly accurate and has a very simple operation. The digital control panel of the instrument enables accurate setting of temperature and humidity of the machine. Good quality materials such as mild steel and stainless steel are used for fabrication of the machine for sturdy and stable performance. There are an instruction manual and a calibration certificate provided with the machine.