Description
Photo Eye: Photo Eye, Diffusion, Detect dock door open/closed, works with +5VDC, Connects to Impinj Speedway Revolution R420 and R220 reader GPIO port
Stack Light: Audible, Includes 2 LED bulbs: Red/Green, works with +5VDC, Connects to Impinj Speedway Revolution R420 and R220 reader GPIO port
