blue Foldable Digital Probe Thermometer -50-300¡æ Kitchen Temperature measurement Tools With Lcd Screen AZ19924 product manual:Quick temperature measurement, can read boiling water temperature within 4 seconds.LCD direct view, pen-shaped structure, panel waterproof design, stainless steel probe, foldable, straight measurement, easy to carry. Wide measuring range. Suitable for refrigeration, heating, food processing, etc.Function: switch, hold, Celsius and Fahrenheit conversion function.Technical data:Temperature measurement range: -50¡æ¡×+300¡æ(-58¨H¡×+572¨H)Resolution: 0.1¡ã£¼100¡ãAccuracy: ¡À1¡æ(-20¡æ¡×+00¡æ), ¡À¡æ(other ranges)Power supply: DC1.5V 7 alkaline battery (optional)Probe length: 110 mmOne. Function Description:1. Working voltage: 1.5V AAA battery (battery not included)2. Temperature measurement range: -50~300¡æ (-58~572¨H)3. Accuracy: ¡À1¡ãC (¡À2¡ãF) (between -50~200¡ãC) and other ¡À2¡ãC (¡À2¡ãF).4. Resolution: 0.1¡æ5. Measuring period: 0.8S6. Automatically shut down in 10 minutes.7. There is a low-voltage detection function, and the voltage is lower than 1.1V to display LOB.8. There is a zero correction function.