GQ GMC-300S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter

Small, portable hand-held Audio and visual indication for nuclear radiation detections Dot matrix LCD digital display model with back light USB Data port for connection with computer/PC/laptop GQ Soft Geiger Counter software Battery charging feature for charging internal battery USB DC input port for external power input, so that continually monitoring become possible. Powerful counter circuit is capable for handling counting up to 65,535 CPM (Count Per Minute). High sensitivity tube M4011 installed (user can remove this tube install other tube if needed) built-in battery charging circuit On-board real-time clock On-board flash memory for history data record on-board speaker 9V battery or DC power adapter operation Text mode provide maximum data information. eg. CPM, Date, Time, Elapsed time, uSv/h, mR/h etc. Real-time graphic mode provide visualized real-time radiation changes, so that much easier to observe the data changes. Italso display the CPM rate at same time. In Graphic mode, the ZOOM feature let user to see from lowest to highest graph onscreen. Back light Control to set the back light ON,OFF and timeout. So that to save the power. Battery charging and battery level indicator. Speaker ON/OFF control. Alarm setting. It sets the alarm ON/OFF, alarm type, alarm level. Date time set the real-time clock. Swivel display setting.  180 degree swivel display provides a convenience reading when unit upside down. Three points calibration. For CPM to uSv/h and mR/h conversion Power saving mode let unit keep running at minimum power. Data saving mode selection. let unit record data every second/minute/hour. Up to 7 days history data History data searching Product Dimensions ‏ : ‎ 4.75 x 2.75 x 0.75 inches; 8.15 ounces