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20pcs/lot TLP832 slot type photoelectric switch transmissive through-beam sensing distance 5mm sensor
20pcs/lot H2010 direct-to-beam transmission type infrared photoelectric switch sensor U-groove groove width 10mm optocoupler
0805 Grass green LED Lamp Beads SMD LED Light Size 2012 Yellow Green Light-emitting Diode High Bright Quality 100pcs