Indoor - outdoor digital thermometer with alarm

- Simultaneously displays the outdoor and indoor temperature - Programmable high / low temperature alarm - Removable outdoor probe supplied - Instruction manual - Certificate of conformity This indoor outdoor thermometer is perfect for home/office and weather temperature measurement. The thermometer includes two temperature sensors, a small, detachable, water-resistant remote probe with a three-meter PVC cable for outdoor temperatures and an internal thermistor sensor for measuring indoor temperatures. The indoor outdoor thermometer also has a programmable high/low alarm to give you an audible warning if the temperature falls outside of those you have set (remote probe only). With a battery life of 5000 hours, the AAA batteries will only need to be changed every 6 months. The dual measurement thermometer has an easy-to-read dual LCD display and a max/min function to show the highest and lowest temperatures. The indoor temperature is measured over a range of -19.9 to 69.9°C while the outdoor temperature is -49.9 to 69.9°C. Both have a resolution of 0.1°C and a accuracy of ±1°C. The max/min thermometer is housed in an ABS case that includes a pull-out stand and a keyhole slot for hanging on the wall.