Refrigerator Thermometer, Wireless Indoor Outdoor Digital 2 PCS Remote Sensor "

This is a wireless digital fridge/freezer thermometer, “No longer a guess at how cold or warm your fridge is” can be seen at a glance without opening the doors. Has Its own audible alarm which will warn you of the exceeded temperature in time an will update every 10 seconds, which brings a peace of mind.
How to install the sensor?
The sensors are equipped with a spring loaded clips along with a plastic grip to tightly attach to the edge of a shelf, the display is a magnet mountable on a fridge ,or use the integrated keyhole for wall mounting or pull out the foot to set on a cabinet.