Met One Instruments Aerocet 531 Mass Monitor/Particle Counter - AS IS 131911903270 Manufacturer Meiji Model Number ML9000

Manufacturer Meiji Model Number ML9000 SKU 19-73513 Ref 23-105411

Manufacturer Moog Animatics Model Number SM23165DT-LAM2 SKU 19-31898 Ref 23-104380

Manufacturer Xiaomi Model Number M2240B1 SKU 19-76396 Ref 23-109935

Manufacturer Infinity Model Number 333592 SKU 19-59944 Ref 23-85030

Met One Instruments Aerocet 531 Mass Monitor/Particle Counter - AS IS 131911903270 Manufacturer Meiji Model Number ML9000This 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.