This is a high-quality electric solenoid lock with steel-made case and steel casting parts. It adopts solid and durable latch hook which assured a long usage life over 500 thousands times. Pure copper electromagnetic valve coil, stable...

As an upgraded version of Industrial Gravity: ORP Sensor Meter For Arduino , this new generation ORP probe employs platinum indicator electrode and silver-silver chloride reference electrode, which makes it available for 24-hour online...

micro:bit is a pocket-sized microcontroller designed for kids and beginners to learn coding and electronics, letting them easily bring ideas into DIY digital games, interactive projects and robotics . micro:bit However, on-board I/O...

This IO Extender is an easy-to-use and low-cost expansion board for micro:bit. It leads out all IO ports of micro:bit and has a specially-designed port for “ HuskyLens AI camera ”. This board can be used to provide stable 5V power supply...

Boson science Start pack is a set of digitalized scientific exploration tools for young scientists to build their hands-on STEM lab. Boson science starter pack brings kids: 2 scientific sensors for physics. 6 scientific exploration on 3...

The SHTC3 digital humidity sensor from Sensirion builds on the success of the proven SHTC1 sensor and offers consistent high accuracy within the measuring range. The sensor covers a humidity measurement range of 0 to 100%RH and a...

The TMF8801 is a time-of-flight (ToF) distance ranging sensor that uses the time difference between light pulses to measure distance. It provides single zone detection of an object irrespective of the color, reflectivity and texture of...

As the most basic part of life, air is attracting more and more attention, for example, the most common PM2.5, PM1.0, PM10, etc. Keeping an eye on the quality of the air we breath is becoming quite important. DFRobot brings you this Air...

We all know how do earthquakes occur and what destruction they cause. But as for now, we cannot predict exactly when an earthquake will happen. So the earthquake-resistant design is becoming the new form in most earthquake-prone cities....

This Arduino flame sensor can be used to detect fire or other wavelength at 760 nm ~ 1100 nm light. In the fire-fighting robot game, the flame plays an important role in the probe, which can be used as the robot's eyes to find fire...

what's the best way to detect the magnet? Use anther magnet. But it's not sensitive enough. You have to feel it by youself.Right！This Hall sensor knows whether there is a magnetic object nearby or not. And it correctly tells you through...

This is a waterproofed version of the DS18B20 Temperature sensor . Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC so we suggest keeping it...