👁️ explore more like this
Meet the NukAlert: a keychain nuclear radiation detector that you can take with you anywhere to get alerted to danger. It can detect gamma and x-ray radiation exposure (100 mR/hr to 5,000 R/hr & 20 keV to above 2 MeV). This gadget has 10 chirping alarms. It can survive drops from 6ft.
This gadget lasts years on battery, depending on mode. It meets MIL-STD-461D, RS105 standards.
[where to get it]