(Upgraded Version) Brifit Refrigerator Thermometer Wireless Digital Freezer Thermometer with 2 Sensors Indoor Outdoor Thermometer with Audible Alarm Temperature Gauge for Freezer Kitchen Home

Specifications:product size: 15cm8.5cm2.5cmIndoor temperature range: 0℃~ 50℃ (32℉~ 1220℉)Outdoor or Refrigerator temperature range: -40℃~ 60℃ (-40℉~140℉)Package includes: 1 x Wireless Digital Freezer Thermometer2 x Remote Sensors1 x USB Cable (Plug not included)1 x English User ManualWarm Tips:1. Don't disassemble the product freely.2. While the indication is blurring, please change the battery.3. Don't put this product in the hot, wet, dusty or full of corrosive gas place, in case that the electronic components are damaged.4. It will not alarm when temperature exceeds pre-set. It will compare the temperature after 10 minutes.