Sparkfun

RCWL-0516 is a technology that uses Doppler radar, microwave induction special module for detecting moving objects. The RCWL-0516 microwave radar ...

The DHT20 is a low cost humidity and temperature sensor with an I2C digital output protocol. It can be applied to HVAC, dehumidifier, automatic co...

The RHT03 (also known by DHT-22) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and ...

This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concent...

This is a simple-to-use [hydrogen gas](http://en.wikipedia.org/wiki/Hydrogen_gas) sensor, suitable for sensing hydrogen concentrations in the air. ...

The MQ-136 is a Hydrogen Sulfide detection sensor with a sensing range of 1 - 200ppm. The sensing element is SnO2, which has lower conductivity in ...

Add another eight pins to your microcontroller using a MCP23008 port expander. The MCP23008 uses two I2C pins which can be shared with other I2C de...

These are various led cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. 5 pairs of IC Hook to IC Hook ...

These are good quality IC test hooks with a male connection wire. Instead of a single hook, these have two hooks that are capable of grabbing ve...

These are good quality IC test hooks with a male connection wire. Instead of a single hook, these have two hooks that are capable of grabbing very ...

This is an IC Test Clip for 8-pin small outline integrated circuits (SOIC). This test clip assures a secure connection to all chip leads on an 8-p...

This Inertia Measurement Unit Combo Board incorporates the IDG500 dual-axis gyroscope and Analog Devices triple axis ADXL335 accelerometer in a...

This is a simple breakout for the ADXL345 accelerometer and the ITG-3200 MEMS gyro. With this board, you get a full 6 degrees of freedom. The senso...

The INA169 is a “high-side current monitor,” which means that you place a resistor (a “shunt resistor”) on the positive power rail and the INA169 ...

An Infrared detector is a detector that reacts to infrared (IR) radiation. These simple devices operate at 940nm and work well for generic IR syst...

An Infrared emitter, or IR emitter, is a source of light energy in the infrared spectrum. This little part is a light emitting diode (LED) that is ...

Side-looking Infrared Emitters and IR Detectors. These simple devices operate at 940nm and work well for generic IR systems including remote contr...

This IR proximity contactless button makes for a good replacement for typical push buttons in situations where touching the button isn't required ...

Infrared proximity sensor made by Sharp. Part # GP2Y0A21YK has an analog output that varies from 3.1V at 10cm to 0.4V at 80cm. The sensor has a Ja...

Infrared proximity sensor made by Sharp. Part # GP2Y0A41SK0F has an analog output that varies from 3.1V at 4cm to 0.3V at 30cm with a supply volta...

Three pin JST connector with red, black, and yellow colors. 5 inch wire outs. This cable comes fully assembled as shown and connects directly to m...

Melexis' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and a powerful DSP contri...

Melexis\' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and a powerful DSP contr...

Keeping your workspace clean and well kept has always been a paramount concern for keeping all your possessions well maintained and pristine. With...