Temperature Range: This indoor/outdoor wireless refrigerator thermometer has an indoor temperature range of -10°C to 60°C (14°F to 140°F) and an outdoor temperature range of -40°C to 60°C (-40°F to 140°F). (Batteries not included)
Audible Alarm: The wireless refrigerator thermometer's alarm console emits audible and visual alarms when the temperature exceeds the preset minimum and maximum alarm settings. After setting the alarm temperature, a short press of the alarm button will display the \"Alarm\" icon and enable the alarm function by default.
Multiple Installation Options: Please note: Do not place this product in hot, humid, dusty, or corrosive environments to avoid damage to its electronic components.
Easy Operation: The main unit has six function buttons and the transmitter has a signal indicator light. Simply press the corresponding button to turn the alarm on/off, switch between Celsius and Fahrenheit, and clear the maximum/minimum values. Note: If the sensor cannot connect, please try the following: 1. The normal connection distance between the main unit and the transmitter is up to 100 meters. 2. Reinstall the batteries in the main unit and the transmitter. The transmitter needs to wait 3 minutes to receive the main unit's signal. 3. Press and hold the ALARM and CLR buttons simultaneously for 3 seconds to force the unit into long-term connection mode. 4. Replace the batteries or try again.