The N9005 Industrial Thermometer features the latest technology housed in the well-proven Comark premium case. Case waterproof to IP67 standards Two-year warranty High accuracy Rapid response Exceptional battery life of up to 10 years Permanent clock display Countdown timer User selectable alarm functions Triple sensor compatibility °C or °F scales Data hold function Sub-miniature probe connection Auto switch-off Protective rubber boot available Interactive menu to select - Scales - Clock adjustment - Countdown timer - Can be stopped during countdown. Uses include monitoring how long probe is inserted to obtain accurate reading or monitoring cooking and cooling times. - Alarms - High and low temperature alarm levels - Alarm at end of countdown period - Three selectable alarm times on clock over 24 hours - Choice of auto switch-off after 3 minutes 10 minutes 30 minutes BioCote Protection Sensor Type Measurement Range Type T Type K Scales Displayed Resolution -100° <+1000°equal to or less than -100° and equal to or greater than +1000° System Accuracy at +23°C/+73°F between 0°C to +70°C, +32°F to +158°F ThermistorType T Typical accuracy with a Comark probe Instrument Accuracy at +23°C/+73°F Type K or T full range Operating Temperature Range Display Countdown Timer Interval Battery Battery Life Environmental Protection Dimensions Length Width Depth Weight Type T or Type K thermocouple -200 to +400°C, -328°F to +752°F -200°C to +1372°C, -328°F to +2501°F °C and °F 0.1° 1° ±0.5°C/0.9°F 0.1% ±0.2°C/0.4°F -25°C to +50°C/-13°F to +122°F 4 digit, 12.5 mm LCD 1 second to 24 hours 2 x AA 3.6V Lithium cells 2.7Ah, non replaceable 10 years @ 4 hours use per day 365 days per year IP67 BS EN 60529 IEC 529 183mm/7.2 inches 68/79mm/2.68/3.11 inches 31mm/1.22 inches 270g/9.5oz