Sensors & Input

SKU: DF-FIT0319 | Brand: DFRobot

This is a photoelectric switch that is composed of emitter and receptor.The emitter consists of a laser diode,and the laser has the characteristics of high precision, good orientation etc.The receptor consists of a p...

SKU: DF-DFR0245-G | Brand: DFRobot

This panel-mount LED current meter displays DC current readings from 0 to 50A on a bright green 3-digit LED display. It features reverse connection protection to prevent damage, and requires just four wires to install...

SKU: DF-FIT0321 | Brand: DFRobot

As a fan of Near Field Communications(NFC), a set of short-range wireless technologies, typically requiring a distance of 10cm or less, for two devices such as smartphones or the similar things very close to each oth...

SKU: DF-DFR0245-R | Brand: DFRobot

This is a standard LED Current Meter 50A. The biggest feature is that the LED Current Meter have reversed connection protection to prevent from being burnted out. It measures 0-50A with 2% error. Best suitable...

SKU: DF-DFR0244-B | Brand: DFRobot

This is a standard LED Current Meter 10A. It measures 0-9.99A with 2% accuracy. Best suitable for current display in the circuit.Just apply four wires without any extra circuit or components, it gives the reading s...

SKU: DF-DFR0244-R | Brand: DFRobot

This is a standard LED Current Meter 10A. It measures 0-9.99A with 2% accuracy. Best suitable for current display in the circuit.Just apply four wires without any extra circuit or components, it gives the reading s...

SKU: SF-BOB-00549 | Brand: SparkFun

Use this unique device to download data and control GPIB bus enabled oscilloscopes, logic analyzers, function generators, power supplies, and any other GPIB instrument seamlessly through USB! Features: Drivers for ...

SKU: SF-SEN-11862 | Brand: SparkFun

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-3LA, a very simple...

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: SF-BOB-11722 | Brand: SparkFun

This is a clever little breakout board for both the RGB and R/G illuminated rotary encoders. On one side, it breaks out all of the RGB pins to standard, breadboard friendly, 0.1" headers. Turn it over and it has a foo...

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: SF-COM-11636 | Brand: SparkFun

Are you trying to make a quick dime from electronics? Why limit yourself to dimes? This coin acceptor will take up to 6 different kinds of coin! Whether you’re building your own arcade cabinet or just charging admissi...

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-SEN0128 | Brand: DFRobot

An analogue alcohol gas sensor based on the MQ-3 probe, designed for use with Arduino and other microcontrollers. The sensor outputs a voltage proportional to the concentration of alcohol vapour in the surrounding air...

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-173 | Brand: Adafruit

The "poor man's" accelerometer! Tilt sensors are switches that can detect basic motion/orientation. The metal tube has a little metal ball that rolls around in it, when its tilted upright, the ball rolls onto the cont...