Feature●Living at Your Ease: RD650 Nuclear radiation is invisible but threatening to human health, environmental safety. But this meter detects and visualizes the radiation in real time, give you a peace of mind. Carry the unit with you to test air, food, water and personal environment.●Audiovisual Alarm: Alert you once big incident happens: like dirty bomb, Fukushima, Chernobyl, Seafood, which has been radioactive contaminated.●Real-time testing: Geiger counter RD650 is a portable nuclear radiation detector. It detects Beta, Gamma, X-ray radiation and can be used as continuous radiation monitor or used as a personal dosimeter to track the radiation received.●Long-Term Reliability: Extended sensor life helps maintain accuracy for up to thousands of tests; Low power requirements enable up to 100 tests with 9v battery.●Why Choose Us: RDINSCOS stands behind every Nuclear radiation tester we manufacture and sell, and we will repair or replace the defective product at no charge.Description Geiger Counter Nuclear Radiation Detector