MIEO Round Panel Mount Thermometer and Hygrometer for Furniture/Cigar Box/Wine Cabinet HH654

It not only measures but records the temperature and humidity. Be suitable for transportation, medicine & food storage, wine cooler, cigar humidor, moisture-proof boxes and other equipment which need monitor and record the temperature and humidity. Mini body design to be perfect for placing inside of the cigar humidor and wine cabinet. Rear installed with magnetism for being attracted on metal surface.
* Display temperature, humidity and clock
* Check the hourly average temperature and humidity records for last 24 hours
* Memory clean and ℉/℃ display conversion
* Calibration at 75%
* The blue backlight is on when touch the check button on front
* Powered by one CR2032 (pre-loaded with insulation tap)
* Panel mount, table stand and magnetism attraction are compatible
* Temperature measuring range: 14℉~140℉
* Humidity measuring range:10%~99%RH
* Accuracy: ±2℉

±3%RH (30%~80%RH), ±5%RH for beyond (30%~80%RH)
11) Product Size: D2.36*H0.63 inches
12) Product Tail Diameter: 2.27 inches
13) Mount Hole Diameter: Between 2.36 inches and 2.27 inches
Packing list: One hygrometer with one cell battery preloaded,one adhesive metal plate, one base holder and one manual.
FAQ:
1) "Product doesn't work after replace the battery, why??"
MIEO: User load the battery wrong. According to the test report from returned products, 95% can work after reload the battery correctly. There are Positive and Negative pins. Let the Positive pin contacts with battery "+", and the Negative contacts with battery "-".
Don't place both of the Positive and Negative pins under the battery to touch battery "-".