Autoranging Radiation Monitor / Geiger Counter

The TM-91N Radiation Monitor from Tenmars measures beta, gamma and x-ray radiation. This lightweight, handheld radiation meter can be used to monitor the environment in the home, office, factory or other areas where safety is a priority, such as in the nuclear, medical, mining and metallurgy fields. It is also ideal for border control, customs and cargo inspections. Display units in uSv/h and uRem/h Built-in a GM tube Quick response to the radiation strength of BetaB, Gammay and X-ray Auto Ranging Automatic detection, easy setting A beeper chirps with each radiation count Audio alarm setting function Dimensions: 5.6L x 2.9W x 1.2H 143L x 74W x34H mmWeight: Approx. 8 Oz. 220 grams Includes meter, 9V battery, carrying case and instructions. *Certification Option N.I.S.T. traceable Certificate of Calibration available at additional cost Select option above. Specifications Display 31⁄2 Digits LCD with maximum reading of 1999 Sampling 1 time/10 seconds 20μSv/h Units μSv/h, μRem/h Measurement Range 0.50μSv/h1400μSv/h, 50μRem/h140.0μRem/h Resolution 0.01μSv/h,1μRem/h Test Radiation β-radiation & γ- radiation Energy Dependency 30KeV1.3MeV Accuracy ±15%: 20μSv/h, 2000μRem/h Other ±20%: 20μSv/h1400μSv/h, 2000μRem/h140μRem/h Alarm Settings Default value: 0.50μSv/h Setting range: 019.99μSv/h Auto Power off Default value: 30 minutes Setting range: 060 minutes 0: disable the auto power off Battery Type 006P 9V Battery Life About 50 hours Downloads Instruction Manual