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Price: (as of – Details) KY-039 Finger Detector Heartbeat Detection Sensor Module For iduino Specification: Working voltage: 5V Use IR LED and optical transistor to detect pulsation in fingers Used…
Price: (as of – Details) Description: Compliant with RoHS standardSuitable for water heater, POS terminal, automatic water dispenser etc.Installation direction: Vertical (inclination should not exceed 5 degrees)
Price: (as of – Details) This sensor sits in line with your water line and contains a pinwheel sensor to measure how much liquid has moved through it. There’s an…
Price: (as of – Details) Specifications: thread size: dn40 g1.5″andnbsp; minimum rated working ltage: dc4.5 12 working ltage range: dc 4.5 ~ 12 load capacity: 10ma (dc 5 working temperature:…
Price: (as of – Details) This is a must have tool for a connected garden! It will be helpful to remind you to water your indoor plants or to monitor…