PSC LM500 Plus Barcode Scan Module - Free Shipping

From a closing industrial facility. Untested but presumed to be working well.

This description comes from another seller advertising these pieces (connected to circuit board) at $150 each:

The PSC LM500 Plus™ is a High Performance, Reliable Scan Module . Consistent, reliable scanning performance is achieved with its retro-reflective optical design, which uses a frictionless, electro-magnetic dithering mirror to direct laser light to its target. This design is highly reliable and consumes less power than competitive models.

Advanced RapidStart™ circuitry creates the fastest start-of-scan in the industry, giving snappy performance and a reduction in misreads at start up An impressive read range, from 2.0 to 36.0 inches (5.1 to 91.4 cm) and excellent pitch and skew angles makes this scanner suitable for many tightly specified bar code reading applications.