KI4u NukAlert Keychain Attachable Radiation Detector Alarm - Always ON, Long-Life Battery, 100 mR/hr to 5,000 R/hr Detection Range, Black

NukAlertTM Nuclear Radiation Detector & Monitor Keychain | Portable Radiation Alarm for Emergency Preparedness, Personal Safety, and Survival | Compact and Easy-to-Carry Radiation Detection Device

RADTriage Model50 Dosimeter & Self-indicating Instant Alert Dosimeters Practically Non-Destructible, Tamper Resistant, Tamper Evident Highly Reliable & Robust Emergency Dosimeter

Nuclear War Survival Skills Updated and Expanded 2022 Edition Regarding Ukraine Russia and the World: The Best Book on Any Nuclear Incident Ever ... New Methods and Tools As New Threat Emerge