3 wires NPN NO Non-embedded metal detection proximity sensor

IP68 Waterproof Infrared Sensor Switch No Touch Contactless Switches

Digital PH sensor PH probe with 4-20ma and rs485 No meter required

City Technology Nitric oxide NO gas sensor 3NFF CiTiceL

US $138 / pc

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No Touch Infrared Sensor Exit Button For Door Access Control

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Cheap Price No Touch Smart Sensor Infrared Thermometer With Laser Infrared Therm

Home Automation Smart Touchless Guesture Wall Light Switch

US $24 / pc

Min. Order: 10 pc