Sensors & Input

SKU: LI-650-0022 | Brand: Little Bird

The littleBits Temperature Sensor responds to the ambient temperature surrounding its probe, sending a stronger signal as the temperature increases. It's a simple way to add temperature sensing to your littleBits circ...

SKU: TB-RN3442 | Brand: Little Bird

A 47 kΩ NTC (Negative Temperature Coefficient) thermistor in a compact 5 mm radial package. NTC thermistors decrease in resistance as temperature rises, making them ideal for temperature sensing, thermal protection, a...

SKU: TB-RN3436 | Brand: Little Bird

A 1 kΩ NTC (negative temperature coefficient) thermistor in a 5 mm radial dipped-epoxy package. The resistance decreases as temperature increases, making it suitable for temperature sensing, thermal compensation, and ...

SKU: AF-1733 | Brand: Adafruit

A rugged anemometer designed for outdoor wind speed measurement with a simple analog voltage output. Connect it to any microcontroller's analog input for easy wind speed readings — no complex protocols or libraries re...

SKU: AF-2273 | Brand: Adafruit

This soft potentiometer is an interesting way to add an adjustable resistor / slide potentiometer to your wearable. You can use it to adjust the brightness of an LED, or as a sensor input to your Flora or Gemma. When ...

SKU: PL-2454 | Brand: Pololu

The QTR-L-1A reflectance sensor incorporates a right-angle infrared LED and a right-angle phototransistor in an inexpensive, tiny 0.35″ × 0.3″ module that can be mounted almost anywhere and is great for e...

SKU: DF-SEN0135 | Brand: DFRobot

The HRLV-MaxSonar-EZ (MB1013) is a high-resolution ultrasonic distance sensor with 1 mm resolution and a range of up to 5 metres. It features multiple output formats, internal temperature compensation, virtually no de...

SKU: SF-SEN-08713 | Brand: SparkFun

This is a piezoresistive force sensor from Tekscan. The harder you press, the lower the sensor’s resistance. Pressing lightly, the resistance changes from infinite to ~300k. The sensor itself is thin and flexible, but...

SKU: SF-COM-08348 | Brand: SparkFun

The TEMT6000x01 is a compact ambient light sensor that operates as an NPN phototransistor. The more light that hits the sensor, the stronger the base bias, producing an analog output proportional to the ambient light ...

SKU: DF-SEN0164 | Brand: DFRobot

This adjustable infrared sensor features a high-sensitivity photoreflector to perform distance detection function,ranging from 3cm to 50cm. When the infrared light emitted by the emitter gets reflected on a surface...

SKU: SF-SEN-11769 | Brand: SparkFun

The Line Follower sensor is an add-on for your RedBot that gives your robot the ability to detect lines or nearby objects. The sensor works by detecting reflected light coming from its own infrared LED. By measurin...

SKU: SF-SEN-11744 | Brand: SparkFun

Need to put your finger on the pulse of the Earth? Did I just blow your mind? A geophone works by translating ground movement into voltage, which can easily be read by a microcontroller. The SM-24 geophone element is ...

SKU: SF-SEN-00251 | Brand: SparkFun

36" high temperature Type-K Thermocouple with glass braid insulation.

SKU: DF-DFR0061 | Brand: DFRobot

The Gravity Joystick Module V2 provides two-axis analogue control (X and Y) plus a digital push-button switch. Connect the two analogue outputs and one digital output to your Arduino or other microcontroller for intui...

SKU: DF-DFR0022 | Brand: DFRobot

The Gravity Analogue Grayscale Sensor measures reflected light intensity, outputting an analogue value that ranges from black (low) to white (high). It uses a photocell paired with an integrated white LED to illuminat...

SKU: DF-DFR0280 | Brand: DFRobot

Sharp GP2Y1010AU Dust Sensor requires some wiring on the breadboard and a list of components to make it Arduino compatible. This has turned down several people due to the thin wires of the sharp sensor making it ...

SKU: DF-FIT0348 | Brand: DFRobot

This industrial-grade pH combination electrode features a sensitive glass membrane with low impedance, delivering fast response times, good thermal stability, and excellent reproducibility across the full 0–14 pH rang...

SKU: AF-164 | Brand: Adafruit

The Sharp GP2Y0A21YK0F is an infrared distance sensor that measures distances from 10 cm to 80 cm by bouncing IR light off objects. It outputs an analogue voltage proportional to distance — approximately 3 V at 10 cm ...

SKU: AF-176 | Brand: Adafruit

An assortment of the most common sensors used in electronics. 9 sensors and 3 additional components to interface with the 'analog world'. We have some tutorials here, to get you started. Includes Triple-axis an...

SKU: AF-249 | Brand: Adafruit

This pack includes everything you need to build a light and temperature data logger with an Arduino. The Adafruit data logger shield records sensor readings to an SD card with real-time timestamps, while the included ...