Waterproof thermometer with max/min and °C/°F functions easy to use, pocket-sized thermometer max/min memory function perfect as dishwasher thermometer This waterproof thermometer measures temperature over the range of -49.9 to 199.9 °C with a 0.1 °C resolution and features a max/min temperature recording function and at the back of the instrument a discreet °C/°F and reset button. The waterproof thermometer incorporates a Ø2.5 x 122 mm stainless steel penetration probe and incorporates the latest microprocessor technology. It is designed for reliability and ease of use in routine catering, food preparation and industrial applications. Each thermometer is supplied with a protective probe cover that incorporates a pocket clip and wall-mounting keyhole slot. range: -49.9 to 199.9°C resolution: 0.1 °C/°F accuracy: ±0.5 °C (-9.9 to 99.9°C) otherwise ±1.5 °C battery: 3 volt CR2032 lithium coin cell battery life: 5000 hours sensor type: thermistor display: 8mm LCD dimensions: 15 x 26 x 200mm weight: 25 grams case material: ABS plastic guarantee: one year water/dust resistance: IP66/67 protection measurement scale: Celsius/Fahrenhet