Add a teeny analog light sensor, the ALS PT19 analog light sensor is a great way to upgrade a project that uses a photocell and needs RoHS compliance.
This is a Near-IR Laser Distance Sensor with 2M range, and 100% compatible to a PING))) Ultrasonic Distance Sensor.
Grove Heart Rate Sensor Ear Clip that is perfect for experimentation!
Detect sound with this well-engineered Grove loudness sensor.
This isn't a plain outdoor thermometer - it has a range of -50 to 600°C.
The H3LIS331DL is a low power high performance 3-axis linear accelerometer belonging to the "nano" family, with digital I2C serial interface standard output.
Grove - Serial Camera Kit includes one control board and two interchangeable lenses, one standard lens and one wide-angle lens.
Rotary Encoder module with integrated push button. Perfect addition to that Arduino project!
Solid, accurate way of determining if something with within range!
True real-time distance measuring up to 2M away!
This Grove module is a Bosch BMP180 high-precision, low-power digital barometer.
A highly customizable and easy to use PIR motion sensor from Sparkfun.
This is a breakout combo for the LSM6DS33 3-axis gyro/3-axis accelerometer and an LIS3MDL 3-axis magnetometer. With this board, you get a full 9 degrees of freedom!
Detect sound strength with this well-engineered Grove sound sensor.
1.77mm (.07") diameter nickel plated steel spring tubing for stiffer tactile sensor designs.
A pair of low-force omnidirectional tactile sensors
A pair of heavy-duty omnidirectional tactile sensors
These infrared photodiodes are a proven light sensor in BEAM technology.
The CdS is a light sensitive resistor offering a range of 160 ohm to 700k sensitivity.
IR emitter and receiver in one package for close-range optical detection (sold individually)
This SPDT snap lever switch is modifiable into tactile sensors.
Called "Gumby Legs" because this 3 foot length of 10-gauge solid copper wire is strong, yet reformable into different shapes.
Standard sized T1-3/4 infrared emitting LED.
If you're using a Wheel Watcher with a GM2 or GM3, you need this encoder wheel spacer!
Here's a really cool quadrature encoder and motor driver for the GM17 Gear motor designed by the micro-specialists at Didel.
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