FIRST OF ITS KIND: The first battery-operated, digital radon detector. Monitor your home without the need for an outlet. LONG TERM MONITORING: Monitor for cancer-causing radon gas. Long term monitoring is necessary as radon levels fluctuate daily. BE IN CONTROL: Take action if your radon levels are high. Know if your improvements have worked by checking the short term, on-screen readings. RADON REPORT: Generate a radon self-inspection report easily, whenever you need it. NO LAB FEES: Unlike a traditional radon gas test kit, receive your first indication of radon levels within 24 hours and no lab fees, ever! FAST RESULTS: On-screen results show both long and short term readings, for a quick overview of your radon levels. What you get: Airthings Corentium Home, 3 AAA batteries, Quick Start Guide, Airthings 12-months & Customer Support access via email or live chat directly from the Airthings App or website