IP68 Waterproof Digital Industrial Thermometer Merk Wenmeice/Lonn Thermo Specifications: Measuring Range: -40°C to 300°C/-40°F to 572°F Accuracy: ±0.5°C (-10°C to 100°C) ± 1.0°C(-20°C to -10°C)(100°C to 150°C), otherwise ± 2°C Resolution: 0.1°F(0.1°C) Wire: 1.35m Probe Size : Φ4*150mm(Needle tip probe 1.8mm thin) Battery: CR2032*2 Button(1500 hours) Response time: 6 seconds Waterproof: IP68 High/Low temperature alarm function Calibration function Backlight function Max/Min function Magnet on the back over Temperature Alarm Auto power off function Handheld, flip stand and hanging