model with LND 7231 "pancake" Geiger-Muller tube

info:  https://ehs.berkeley.edu/sites/default/files/g-m_pancake_detectors.pdf

Will detect Alpha, Beta particles and Gamma / X-ray photons

in food, soil, minerals, antiques, anything that is even slightly radioactive

thanks to thin mica window on front of sensor.

Can be used as a survey meter in the field, for searching radioactive samples -can be totally silent when needed,

led and audio indicator also available.

fully analog - extreme low power consumption - 2000h on single battery

and

Made in USA

You will get in set:

 1x meter

Shipped in safe package, with tracking number, from EU.