Check the listing for details. Dosimeter Spectrometer for Android/Radiometer/Geiger Counter/Radiation Detector. Condition: New. Listed at 49.00 USD. ✅ Nano Smart Sensor measures radiation of the environment, food and household items ✅ Turns your smartphone, tablet and computer into a highly sensitive radiation dosimeter and spectrometer ✅ Sensitive to beta and gamma radiation, does not contain any radioactive elements inside ✅ Works with Android and Windows devices that have a built-in mini jack 3.5 input ✅ Comes in easy-to-carry aluminum case. Item Description Test the invisible space around you. Turns your smartphone, tablet and computer into a highly sensitive BETA and GAMMA radiation DOSIMETR and SPECTROMETR!! Nuclear Radiation Detector Dosimetr Spectrometer Geiger Counter Sensor from Nano Smart Sensor, identifies a radioactive object, estimate the radioactive background and measure the energy spectrum of ionizing radiation, displaying it on a mobile device or any computer. The principle of operation of the sensor is the registration of quantity, power and figure of pulses from isotope particles that hit the sensor for analysis by programs. Sensitive to low and medium energy gamma spectrum radiation. Sensitive to medium and high energy of the beta radiation spectrum. DOES NOT CONTAIN ANY RADIOACTIVE ELEMENTS INSIDE SENSOR ! Works with Android, PC, Arduino and iPhone devices that have a built-in 3.5 headphone jack. Powered by the headphone jack - no need batteries or external power. Miniature, lightweight, portable, convenient, reliable and intelligent device, shock and water resistant. Easy to use and safekeeping, FREE aluminum waterproof CASE-KEYCHAIN - FOR GIFT! (case random color). Each sensor is hand-assembled from the highest quality parts with a failure rate of