【Importance of Radon Measurement】Radon is the second cause of lung cancer, accurate detection of your surroundings environment daily is essential because radon levels fluctuate daily. LifeBasis professional radon detector helps you get the long-term test radon value and protects your and family's health. 【Electronic ink screen】Electronic ink screen is eye protection, allowing you to easily read monitoring data so that know the radon levels in your surrounding environment. If you are in an environment with high levels of radon gas, please take action immediately, such as increasing the ventilation. 【Over 365-Day Battery Life】The radon tester is battery-operated (3*AAA batteries (including) and with low consumption, no need to worry about charging at all. Note: For the first use, pls remove the transparent plastic spacer to power on the machine；When the battery power is too low, a low battery prompt will appear on the screen. 【Long & Short Term Average Reading】The long-term average represents the average radon value for the ongoing measurement, max one year. Used to identify any potential health risk; The short-term average alternates between showing the average radon value for the last day or the last 7 days. Used primarily to see the effect of measures to reduce the radon level. 【How to Get Stable Radon Value】Radon is an inert gas. If you want to get accurate and stable data, long-term testing and monitoring is necessary. Testing time is at least 14 days or even 30 days. Because the air environment affects the concentration of radon gas, keep doors and windows closed for a period of time before testing for radon. 【How to Switch Measuremnt Unit】1. Press the "Mode" button for more than 1 second to enter the units setting mode. 2. Short press "Mode" button to choose the units. 3. Long press the "Mode" button for more than 1 second to confirm the setting. Or you can read the manual that has clear picture instructions. 【No Lab Fees and Time】No need to spend a lot of money and make appointments for lab personnel to come to your home to take measurements. Simply turn on the radon meter and you can easily monitor your radon level continuously in real time without spending extra your time and money Life Basis Radon Detector Portable Home Long and Short Term Radon Monitoring

HOW TO USE THE MONITOR
1. The long term average represents the average radon value for the ongoing measurement, max one year ( updated once every 24 hours ).
2. The short term average (SHORT TERM AVERAGE) alternates between showing the radon value over the last day (1DAY-updated hourly) and over the last 7 days ( 7 DAYS - updated once every 24 hours ).
3. The long term average is used to identify any potential health risk (In all living areas, such as living rooms and bedrooms. This should preferably be diagnosed by long term measurementin).
4. The short term average is used primarily to see the effect of measures to reduce the radon level-for example by increasing the ventilation (such as Building can be diagnosed by taking measurements for one week).