Genuine Warsaw Pact Colorimeter PK-56 – Cold War Radiation Detection Device.The PK-56 dosimeter is designed to monitor the accumulated dose of radiation.The dosimeter scale measures is from 0 to 800 Rads.Comes in original metal box 16cm x 10cm x 12cm.Works without batteries.Weight: 1.3kgMade in: PolandCondition: New old stock. May Have Some Wear or Signs of storage. Military Surplus.