< XH-B310 K-type thermocouple meter industrial digital thermometer. With clear LED screen, easy to read data. -30 to 800 measuring range, high temperature measurement accuracy. Features: Made of fine quality materials with strong durability and long service life. Electronic chip (dual power supply + triple-core chip). With clear LED screen, easy to read data. -30 to 800 measuring range, high temperature measurement accuracy. Safe and secure. Reverse connection protection and anti-interference. Embedded installation, easy to install. Specifications: Model: xh-B310 Display color: blue, red, green (optional) Display window: 35*18mm Housing color: black Temperature range: -30~800 Refresh rate: 4 times/sec Temperature measurement accuracy: 0.3 Temperature probe: K-type thermocouple (Thread: M6) Supply voltage: DC 12V 2V Embedding hole: 45.5 * 26mm / 1.79 * 1.02in Item size: 48 * 29 * 23mm / 1.89 * 1.14 * 0.91in Package size: 60 * 60 * 40mm / 2.36 * 2.36 * 1.57in Package weight: 30g / 1.06oz Package list: 1 * Digital Industrial Thermometer 1 * Temperature Sensor