One display that shows both the inside and outside temperatures simultaneously. It will also record the minimum and maximum temperatures. The outside temperature sensor is waterproof and is on a 3 metre cable. It also has a tilting bail for standing as well as a keyhole for wall mounting. Jumbo digits for the optically challenged. • Reads Celsius or Fahrenheit • Temperature range: -50ÁC to 70ÁC • Requires AA battery • Size: 95(W) x 140(H) x 22(D)mm