Banggood Dear Zarph,   Thanks for choosing Banggood and sorry for your any inconvenience came up with the product. There are instructions on our product page in English. You can find it in the product details here:https://www.banggood.com/Geiger-Counter-Nuclear-Radiation-Detector-Personal-Dosimeter-Marble-Detector-p-1073809.html If you have any questions, please contact us ( cservice@banggood.com ). We will figure it out and give you a proper solution.    Best regards :)

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George Iwent to this URL, supplied by Banggood representative, which revealed "PAGE-NOT-AVAILABLE"

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