• Dual-zone digital thermometer with a wireless remote temperature sensor
• Remote temp sensor can transmit temperature readings up to 195ft from Base Unit
• Monitor temperature differences such as Ambient vs AC outlet, Inside vs Outside Temps, and more
• Perfect for dual zone HVAC systems, rear units, or HD refrigeration trailers
• Adjustable clip attaches to air vents or grilles to monitor outlet temps
• FREE bonus probe to monitor dual zone AC systems at same time