Never worry about spoiled food again by monitoring the internal temperature of your refrigerator and freezer with the AcuRite digital wireless fridge and freezer thermometer. FEATURES: Refrigerator and freezer temperatures are transmitted to a wireless display to alert of temperature spikes., Mount the sensors inside the refrigerator and set an alert on the display so that you can quickly react when temperatures begin to rise or fall., Digital Thermometer Sensors: One refrigerator thermometer and one freezer thermometer that wirelessly transmit measurements to the digital display, Easy-to-Read LCD Display: Use the magnetic backing for fridge mounting, the integrated keyhole for wall mounting, or the fold-out stand for countertop placement, Customizable Temperature Alarms: Be alerted to temperature spikes caused by mistakenly leaving the fridge or freezer door open or a failing appliance, Multipurpose Silicone Sensor Straps: Can be used with the included suction cups or wrapped around a wire shelf inside the fridge or freezer, Clean, Matte White Finish: Fits and looks great in any kitchen, Data reporting: 60-second updates. WHAT'S INCLUDED: Thermometer display, Refrigerator sensor, Freezer sensor, Instruction manual. DETAILS: Display: 4.75" H x 3.75" W x 1" D, Each sensor: 4.75" H (7.5" H with silicone strap) x 1.5" W x .75" D, Weight: 0.82 lbs., Battery operated, Uses 7 AA batteries (not included), 433MHz and RF wireless types, 75 ft. wireless range, Measurement Range: -40°F to 99°F, Model no. 00523M, Manufacturer's 1-year limited warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140. Gift Givers: This item ships in its original packaging. If intended as a gift, the packaging may reveal the contents. Size: One Size. Gender: unisex. Age Group: adult. Material: NONE.