The Pocket Gamma Survey Meter is the perfect accessory for your radon measurements and home inspections. This Geiger-Muller based detector can measure background radiation (gamma and beta particle flux) over the range of 0.01 to 999 uSv/h (microsieverts per hour), and accumulated doses up to 999 Sv. It's ideal for measuring background gamma at the radon test location.
Operates up to 170 hours on two LR 44 batteries (supplied). Comes with instruction sheet.