Radiation Detector Nuclear Monitor Dosimeter Geiger Counter Alpha Beta Gamma X Ray Tester Portable Dose Alarm Item Type: Radiation Detector Material: ABS Power Supply: 1 x AA dry battery 1500mAh(built in) or Type C line directly connected power supply Types of Radiation: Gamma rays and X rays Detector Type: Glass Geiger counter Measuring Range: 0.01-100000µSv/h Measurement Accuracy: ±15% Sensitivity: Co (60) Display Resolution: 0.01μSv/h Detector Life: 1x10⁹ pulse Energy Response: 50KeV-1.5MeV Pronunciation: Chinese and English Cumulative Time: 1-9999 Minutes adjustable Cumulative Dose: Automatic accumulation, manual reset Maximum Value Hold: Automatically hold the maximum value Curve Observation: Last hour curve map, and automatically calculate the maximum and average Measurement Mode: Fast and smooth mode Measurement Unit: μSv/h, mR/h, CPS, μSv Alarm Value Function: Alarm threshold can be set Alarm Mode: Sound, vibration Operating Temperature: -20℃~+60℃ Operating Humidity: 5%-95%RH(no condensation) Battery Life: About 330 hours in standby mode