Tala Digital Fridge Thermometer with Battery Features: Instant read for quick and easy reading of fridge temperature Measures in Celcius or Farenheit On/Off Switch Range -20 to 50C / -4 to 122F Comes with Magnet & Hook Supplied with LR1130 Battery Specifications: Dimensions: H:6.5 x W:4.0 x D:1.5 cm Colour: Black Guarantee:N/A Batteries Required: Yes Material: Abs Model Number: 10A31333