Met One Instruments Aerocet 531 Mass Monitor/Particle Counter - AS IS 143276363995 The serial number sticker is

The serial number sticker is missing

Manufacturer Toshiba Teli CCD Camera Model Number CS8620i SKU 19-54823 Ref 23-111378

Manufacturer DTK Model Number PIM-TBIO-Z SKU 19-70777 Ref 23-110555

New Open Box

and other industrial environments where safeguarding personnel and equipment is paramount

Met One Instruments Aerocet 531 Mass Monitor/Particle Counter - AS IS 143276363995 The serial number sticker isThis item is sold AS IS. No returns or exchanges are accepted. Condition For parts or not working Description When powering on, the screen only shows two blank lines and never boots. The buttons are responsive. For this reason, we are selling the unit AS IS for parts repair as a non working or incomplete unit. We have not tested inspected any further, item may have unknown issues we are not aware of. See all item photos for the condition of the unit.