(New Version) Brifit Refrigerator Thermometer Wireless Indoor Outdoor Thermometer Sensor Temperature Monitor with Audible Alarm Temperature Gauge for Freezer Kitchen Home

How to choose color: Click " Add to Cart" or "Buy Now" button, then you can choose the prefered color. Specifications: Indoor Temperature range: -10℃～60℃(14℉～140℉). Outdoor Temperature range: -40℃～60℃(-40℉～140℉) Temperature test period: 10s. SENSOR1 Update Rate: 57s SENSOR2 Update Rate: 67s Warm 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.