Items included: Tester, Alkaline battery 9V (6F22), carry case and user manual in French and English. TM-91 Radiation Meter, SEEIT. The SEEIT Radiation Meter is intended for Gamma, Beta and X-Ray radiation measurements. The monitor is suitable for different environments and is suitable in medical, nuclear, metal and mining industries. The LCD screen will display the measurements on the monitor it also features a low battery indicator and has alarm settings. This device is highly sensitive and useful in home and Industrial environments. Measurement: Gamma, Beta and X-Ray Units: MicroSiever/h (μS/h) or MicroRem/h (μRem/h) Range: 0.01μSv/h to 19.99μSv/h or 1μRem/h to 1999μRem/h Accuracy 15% with resolution of 0.01uS/h or 1uRem/h Display: 3.5 digits Alarm setting: adjustable 0,50μS/h or 50μRem/h Auto power off: 30mn (adjustable) Operation temperature: 0°C to +50°C