The AST-161 thermometer offers ease of use, fast response, and high accuracy combined with the unique safety feature of a foldaway probe. It is waterproof to IP-67 rating. It is ideally suited for liquid or semi-solid sampling having a pointed stainless steel probe which is adjustable through 180. Ideal applications include industry, laboratory, education and food hygiene temperature tests.-50 to 300C x 0.1Measures C or FFast response time of 1 secondWaterproof to IP-6715mm hi-contrast LCD display with backlightMin/max memory since power on or last resetData holdLow battery indicatorOpening the probe switches the unit onAuto power off after 4 minutes of no activity or folding the probe away switches the unit offExtra large 22mm LCD display with function indicatorsABS case with a foldaway 130mm stainless steel probeProbe adjustable through to 180Supplied with batteries