GQ GMC-300E Plus is a newer model of GMC-300 series Geiger Counter. Compared to the previous model, GMC-300E Plus improved overall quality. It installed a high contrast black/white LCD module, added a front LED indicator/an audio data port. The audio data port can be directly connected to any third party device application as data input. It is designed to be a portable/convenient device. It has built in audible and visual signals for the level of radiation detected. It can be used for radiation detection and monitoring both indoor and outdoor, as well as in other similar environments. It features automatic data recording. It can continually monitor the radiation and log the data each second into internal memory. When connected to a PC, software can download the radiation history data to the computer and the user is able to analyze those data later. The device is equipped with an USB port, utilized for communication and external power supply/charging of the internal rechargeable NiMH battery. The GQ GMC-300E Plus internal rechargeable battery can be charged with the supplied wall adapter or with the car adapter for the cigarette lighter. Using the adapters, continuous data monitoring is possible. The main board also has a real time clock on board for time related data logging purposes. ... https://www.youtube.com/watch?v=RtF97UHdVig

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