Genuine RS-70 Radiation Detection Device Manufactured 1970/80s Please note that this isn't a typical Geiger Meter. It won't indicate radiation unless it has reached certain volume which sets off the alarm. It is designed to warn of high radiation level. RS-70 unit is an audiovisual indicator (light and speaker) designed to be used in harsh conditions (damp resistant cover). The GM tube used is DOB-50 wrapped in lead screen. Takes 4 x “D” batteries (not included) Approx. weight 2kg, approx. size 19x17x8cm Genuine Soviet Bloc army surplus - meters were used and can have some stickers or writings on. They’re in full working order - each of them will be checked before posting by inserting the batteries and switching to “device check” setting (“K”). If you're unhappy for some reason please don't hesitate to contact us. GRAB A BARGAIN