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20A Range Current Sensor Module ACS712Features-The low-noise analog signal pathDevice bandwidth is set via the new FILTER pin5 µs output rise time in response to step input currentSmall footprint, low-profile SOIC8 package2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-85.0 V, single-su..

Heart Beat Pulse Sensor AmpedFeatures-A Color-Coded Cable, with standard male header connectors. Plug it straight into an Arduino or a Breadboard. No soldering is required.The Pulse Sensor has 3 holes around the outside edge which makes it easy to sew it into almost anything.Visualization software (..

MQ-4 High Sensitivity Gas Methane (CNG) Detector Sensor ModuleFeatures-Signal output indicatorDual Signals output (analog output and TTL output)The TTL output signal is low level, allows to connect with SCM directlyAnalog output 0~5V voltageHigh sensitivity..

Anti-Corrosion Water Level Sensor with Ball Float SwitchFeatures-    The Anti-Corrosion Water Level Sensor with Ball Float Switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or another device.    ..