Refrigerator Thermometer Wireless Digital Freezer Thermometer with 2PCS Wireless Sensors with Audible Alarm for Indoor Outdoor Thermometer (Battery not Included)
Design:The wireless freezer thermometer includes 1 indoor temperature built-in the console and 2 remote sensors,which can monitor THREE KINDS OF TEMPERATURES and all displayed simultaneously. All time/24 hours indoor and outdoor MAX & MIN temperature records.Temperature trend arrows indicate whether it's getting warmer or colder nearby remote sensors. Temperature Range: Outdoor -40°F to 140°F (-40°C to 60° C)（ ±2°F） Indoor 32°F～122°F(0°C to 50° C) (±1°C). Transmission Range Up: wireless sensors 328 ft. It is good digital alarm thermometer with wireless indoor/outdoor digital sensors. Easy Install: The wireless temperaturer is convenient to install. 1pcs Main Unit with magnetic back and stand shelf,2pcs Transmitters with hook for hanging and stand shelf. Alarm Settings: When indoor or oudoor temperature exceed your pre-set minimum and maximum alarm value, the thermometer will make audio alarm to remind you, allowing you to be aware if adjustments are necessary for your household,wireless indoor/outdoor with audible alarm. Package Includes: 1pcs Main Unit 2pcs Transmitters (batteries not included). Digital alarm thermometer equipped with sensors,the wireless sensor have 328ft remote range,with strong signal penetration thermometer monitor (enhanced 433 MHz), can provide the accurate measurements for freezer,indoor or outdoor temperature.Wireless freezer thermometer with Min/Max Display in °F or °C. Feature: Transmission range up to 328ft Transmission frequency: 433 Mhz,Update Rate: 60 seconds Indoor Temperature range: 0℃~50℃（32℉ ~ 122℉） Outdoor Temperature range: -40℃~60℃（-40℉ ~ 140℉） Remote temperature range: lithium batteries: -40°F to 140°F Non-lithium batteries: -4°F ~ 140°F Specifications: Weight: 210G Power Supply: 1 Main Unit 2*AAA(not included), 2 Transmitters 4*AA (not included) Package Includes: 1 Main Unit 2 Transmitters (batteries not included) Note: don't put the transmitter directly in the rain Don't install the reverse battery,don't put the receiver near metal Pls kindly use high-quality batteries for main unit and transmitters,it's more better About the alarm function, the alarm will ring only 10minutes later not immediately when the temperature reach the max/min set temperature.