Benetech GM8902 USB Interface Air Flow Anemometer - Fair Condition 155547982262 The black layer is coming

The black layer is coming off inside

Manufacturer OPT Machine Vision Model Number OPT-DCA24E-4 SKU 19-65081 Ref 23-92134

This item is fully tested and in excellent working order

Manufacturer Chemglass Model Number 24/40 Flow Control Chromatography SKU 19-64856 Ref 23-91777

Includes PCI Bus Frame Grabber as pictured

Benetech GM8902 USB Interface Air Flow Anemometer - Fair Condition 155547982262 The black layer is comingCondition Used Description Tested working and is guaranteed functional. Cosmetically in fair condition showing moderate to heavier scuffs scratches blemishes from previous use. There is a hole on the back cover. Includes Air Flow Anemometer as pictured. No additional items or accessories are included. Unless pictured, no power adapter power cable included. Pictures are of one of the actual units available. Inventory is on hand and ready to ship.