KY-039 Finger Detection Heartbeat Measuring Sensor ModuleFeatures-Use IR LED and an optical transistor to detect pulsation in fingersSmall and Compact moduleEasy to use...

Water Level Depth Detection Sensor for ArduinoFeatures-Operating voltage: DC3-5VOperating current: less than 20mASensor Type: AnalogDetection Area: 40mmx16mmOperating temperature: 10℃-30℃Humidity: 10% -90% non-condensing..

Flame Sensor ModuleFeatures-High Photo SensitivityFast Response TimeSensitivity adjustableDetects a flame or a light source of a wavelength in the range of 760nm-1100 nm.Detection range: up to 100 cm.Adjustable detection range.The detection angle about 60 degrees, it is sensitive to the flame spectrum.Comparator chip LM393 makes module readings stable.Operating voltage 3.3V-5V.Digital and Analog Output. Power indicator and digital switch output indicator...

Branded 3 Meter Power Cable Cord 3 Pin  for Branded Computer/Printer/Desktop/PC/SMPS Power Cable Cord Black/Pc Cablehead 15amp head big sizeminimum Qty sales 35nos..

DVI-D Male to VGA Female Adapter Converter 24+1 Male to Female Adapter No return no refund..

Voltage Detection Sensor Module 25VFeatures-Output Interface: “+ ” connected 5/3.3V, “-” connected GND, “s” connected Arduino AD pinsDC input interface: red terminal positive with VCC, negative with GNDYou can also use the IICLCD1602 LCD to display voltage.By 3P connector, connect this module with the expansion of board Arduino, not only makes it easier for you to detect voltage battery...

MQ-6 Liquefied Petroleum Isobutane Propane Gas Sensor moduleFeatures-Good sensitivity to Combustible gas in a wide rangeHigh sensitivity to Propane, Butane, and LPGLong life and low costSimple drive circuitAn indication of the signal output..

Analog Temperature Sensor ModuleFeatures-Operating Voltage: 5v.Temperature measurement range: -55°C to 125°C.Measurement Accuracy: ±0.5°C...

Cable DVI-I Male to DVI-I male 1.5M No return no refund..

Computer 1.5M VGA Blue Cable No return no refund..

Sound Detection Module Sensor for Intelligent Vehicle Compatible With ArduinoFeatures-Uses LM393, Electret condenser microphoneSignal output IndicationSingle channel signal outputThe output effective signal is low level.Can detect the intensity of the sound environmentWith the retaining bolt hole, convenient installation...

MQ 135 Air Quality/Gas Detector Sensor Module For ArduinoFeatures-Sensitivity to Ammonia, Sulphide, and Benzene steamWith signal output instructionsThe TTL output signal is a low levelAnalog 0 ~ 5 v voltage output, the higher the concentration, the higher the voltageColor is showing pictures...

MQ-7 CO Carbon Monoxide Coal Gas Sensor ModuleFeatures-The analog output voltage, the higher the concentration the higher the voltage.The carbon monoxide detection with better sensitivity.There are four screw holes for easy positioning.With a long service life and reliable stability.Rapid response and recovery characteristics...

MQ-9 Carbon Monoxide, Methane, and LPG Gas Sensor ModuleFeatures-Good sensitivity to CO/Combustible GasHigh sensitivity to Methane, Propane, and COLong life and low costSimple drive circuit..

Soil Moisture Meter, Soil Humidity Sensor, Water Sensor, Soil Hygrometer for ArdunioFeatures-Dual output mode, analog output more accurateA fixed bolt hole for easy installationWith power indicator (red) and digital switching output indicator (green)Having LM393 comparator chip, stable...

5A range Current Sensor Module ACS712Features-Low-noise analog signal path.Device bandwidth is set via the new FILTER pin.5 µs output rise time in response to step input current.Small footprint, low-profile SOIC8 package.2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.5.0 V, single-supply operation.66 to 185 mV/A output sensitivity.Output voltage proportional to AC or DC currents.Factory-trimmed for accuracy.Extremely stable output offset voltage.Nearly zero magnetic hystereses.The ratiometric output from the supply voltage...

Current and Voltage Detection Module Arduino CompatibleFeatures-Measure the voltage and current in the circuit.Adopts the MAX471 chip, the module directly uses the detected power supply.The minimum voltage input detected by this module is 3V...

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-supply operation66 to 185 mV/A output sensitivityOutput voltage proportional to AC or DC currentsFactory-trimmed for accuracyExtremely stable output offset voltageNearly zero magnetic hysteresisThe ratiometric output from the supply voltage...

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 (made in Processing) to instantly see the output of the sensor and for troubleshooting...

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..