Digital thermometer. Inner/outer temperature with digital clock

It measures interior and exterior temperature. Digital clock function. Extra- flat design.  

Technical characteristics:

Measurement range:    from  -50ºC to +70ºC
Error proportion:          >-20ºC is 0.1ºC
                                     ≤-20ºC is 1.0ºC
Accuracy:                      ±1℃
Power:                          DC1.5V, battery LR44
Product size:                 56.5×37.8×11.3 mm
Screen size:                  46.7×21.2 mm