Check the listing for details. GQ GMC-500 Plus Geiger Counter Radiation Detector Beta Gamma X-Ray Dual tube. Condition: New. Listed at 138.00 USD. Latest model: GMC-500+ Dual Sensor DesignLarge LCD displayAuto Horizontal and Vertical Large Font DisplayAdvanced CPU on boardBuilt-in Flash Memory.Built-in WiFiOnboard SpeakerReal Time Data LoggingUnlimited Server Logging Data StorageRechargeable Battery installedAnd many more...GMC-500 Plus is a new generation Geiger Counter from GQ Electronics LLC, Seattle USA. It can log the data to server via wireless WiFi connection and internal memory at same time. Build-in WiFi ready, stay connected with Geiger Counter World Map wesite GMCmap Free online history unlimited data storage and Geiger Counter Wold Map service. Get the reading from anywhere of the world. Software submit the data every minute. It is time to get this monitoring instrument. Real-time testing evaluation, scientific testing on sample like: Building Material, Hospital Radiation Therapy Monitoring for Cancer, Food, Water, Indoor/outdoor,X-Ray, and more.. Real-time Graphic, Text and Large Font mode(Record radiation data and Play it back later) This is a ready to go set. Everything included. No any adjustment needed.