Geiger Counter Marble Nuclear Radiation Tester Dose Equivalent Monitor f26<br> Features:<br> Small size and compact, lightweight, the clip design easy to carry with.<br> OLED-display design, the display clearer, and it can be displayed normally at night.<br> Built-in rechargeable battery, Type-C interface, which can be tested for 50 hour after being fully charging.<br> Dose rate alarm value and the metering alarm threshold can be set by pressing the button. With over-dose alarm function, sound and light alarm.<br> Dose rate measured in real-time, and the cumulative dose and interval average are recorded at the same-time. The measurement error range small.<br> <br> Specifications:<br> Material: Plastics<br> Size: Approx. 108x15.3mm/4.25x0.60in<br> Range: 0.05uSv-50mSv<br> Accuracy: -17% to +25% Based-on 137Cs Y<br> Working Environment: Temperature -20 to 50; Humidity<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store