sun nuclear crm model 1028 for sale

I have 2 sun nuclear model 1028 continuous radon monitors for sale.
Purchased in November 2017, one has a calibration date of 5-11-2018, the other has a calibration date of 12-7-2018. Each comes with a plastic carrying case.
Asking $600.00 for each or $1100.00 for both. E-mail at mikewbrowning61@gmail.com or call 660-537-04227. If I don’t answer leave
message and I’ll call back.
Mike Browning