What is sensor?Sensor is a converter that measures a physical quantity and converts it into a signal which can be read by a microcontroller such as Arduino, Raspberry Pi, LattePanda and intel Edison/Curie/Joule.
Gravity: Analog Adjustable Infrared Proximity Sensor For Arduino Introduction
This is an Arduino infrared distance sensor. It has an adjustable detection range, 3cm - 80cm. It is small, easy to use, assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line, etc. Infrared wave length is part of the Sun's natural light spectrum. While is a nice fit for indoor projects, outdoors with plenty of sun light and reflective..
Gravity: Analog Ambient Light Sensor For Arduino Introduction
Here comes DFRobot's new Analog Ambient Light Sensor for Arduino or Raspberry Pi. Brand new design and much more convenient to use. This sensor help you to detect the light density and reflect the analog voltage signal back to Arduino controller. You can set the threshold of voltage level to trig other unit on Arduino project.
We also use the enviromental PT550 light sensor..
Gravity: Analog LM35 Temperature Sensor For Arduino Introduction
This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 chip is produced by National Semiconductor Corporation and offers a functional range between 0 degree Celsius to 100 degree Celsius with a sensitivity of 10mV per degree Celsius. The output voltage is proportional to the temperature...
Gravity: Analog Slide Position (Potentiometer) Sensor For Arduino Introduction
This arduino Slide Position Sensor is based on straight-slip slide potentiometer sensor. The sensor is able to give provide the position of the slider which is often considered as a linear potentiometer . The sensor includes two analog outputs to allow the user to average the values and minimize random sensor fluctuations. To ease the difficult of using this sensor,  ..
Gravity: Analog Sound Sensor For Arduino Introduction
This is a new Arduino compatible Analog Sound Sensor. Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may use it to make some funny interactive works such as a "clap and buzz" to find your lost keys or remote control if you add a buzzer. This sensor works best with our Audio analyzer mod..
Gravity: Digital Capacitive Touch Sensor For Arduino Introduction
This capacitive touch sensor provides a one-touch style switch on your Arduino project. It uses the most popular capactiive sensing technology which is the same as your mobile phone. Getting tired with clicking mechanic button? Try this capacitive touch sensor. Right now we can find touch sensor on most electronic device. So upgrade your Arduino project with our new version touc..
Gravity: Digital Infrared Motion Sensor For Arduino Introduction
This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. This sensor checks for infrared heat in it's detecting angle. Human body, pets and several other things emit energy that the sensor is looking for, it compares with the snapshot and if t..
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Gravity: Digital Tilt Sensor for Arduino / Raspberry Pi Introduction
This is an arduino tilt sensor. It is used to detect orientation. Inside the sensor, there is a ball that make contact with the pins when the case is upright. Tilt the sensor over and the balls don’t touch, thus not making a connection.Here is the principle of tilt sensor to illustrate how it works: Simple plug to our Arduino IO Sensor Expansion Shield, you can mak..
Gravity: Digital Vibration Sensor Introduction
What's the simplest way to check vibration with Arduino? Use a vibration sensor from DFRobot. You can directly plug it on our IO Expesion Shield V7. Just vibrate this sensor, Arduino can receive a digital signal. It's easy to acount and program in Arduino.
Despite it's simple, you can make full use of it with creative thinking, like step counting, Crash warni..
Gravity:Analog Grayscale Sensor For Arduino Introduction
This gray scale sensor is able to measure the intensity of light from black to white. A gray scale is also known as black-and-white, are composed exclusively of shades of gray, varying from black at the weakest intensity to white at the strongest.
The gray scale sensor for arduino is a composition of a photocell (light-controlled variable resistor) and a..
Gravity:Analog Rotation Potentiometer Sensor V1 For Arduino Introduction
This is an arduino rotation potentiometer , it is able to rotate upto 300-degree. With the Arduino IO expansion board, in combination, it can be very easy to achieve position-dependent interaction with the rotating effect or produce MIDI instrument. So with this sensor you can learn how rotary potentiometer works and what analog signal is. You can have much fun with this basi..
Gravity:Analog Rotation Potentiometer Sensor V2 For Arduino Introduction
This Arduino Rotation Potentimeter Sensor is a multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. The voltage can be subdivided into 1024 copies. This sensor provides a more accurate reading. This is sensor can also be used as a simple encoder if the rotation degree is not over 3600 degree. Gravity Interfac..
Gravity:Digital Line Tracking(Following) Sensor For Arduino Introduction
This is a line tracking (following) sensor to guide your robot by telling white from black quickly and accurately. It is commonly used in arduino robot project, and probably is the best line following sensor in the market.Line following is the most basic function of smart mobile robot. As you can see line tracking robot one of the easiest ways for a robot to successfully and ac..
Gravity:Digital Push Button (Yellow) Introduction
Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A captital D at left corner indicates that it is a digital sensor. An illustration of button painted in the back notifying its function. Pressing it is a real fun, especially with the plastic cap off. The long pressable life also ensures its durability.
Gravity:SHT1x Humidity and Temperature Sensor Introduction
Here is the most qualified Humidity and Temperature Sensor from DFRobot. Accurate, durable, highly compatible and easy to use, it has all the attributes of a superior sensor requires.
This sensor uses SHT1x sensor. SHT1x is individually calibrated in a precision humidity chamber. The calibration coefficients are programmed into an OTP memory on the chip. These&nb..
Gravity:TT Motor Encoders Kit Introduction This encoders kit are designed for TT motors. It provides the rotation degree of the wheels. Encoder uses non-contact method to convert the angular displacement signals. Best fit with Micro DC Geared Motor.It includes encoders, plastic tube, paper-mediated gasket etc.
It uses Gravity interace which is a plug&play design to get connected with Arduino IO Expansion Sh..