Spefication
Measuring range: -50 to 70 °c ( Fridge mode)  -50 to 60 °c (Room mode)
Max min temp automatically recording
Measurement accuracy:±1 ° C
Display resolution: 1 °
Power supply: 1.5V AAA battery
Size : 67*40*8mm
Net weight: 45g
With magnet in the back
can be set alarm temperature by user
Room/Fridge switch
Rear magnet sticking to fridge