Adding Co2 into a closed system is easy, but removing it can be tricky. We have been using Co2 scrubbers for years and didn’t think much of it. After receiving many requests over the years, we finally decided to make a simple Co2...

In order to install the EZO-PMP-L™ Mounting Plate, The cassette must be removed before you can screw the pump onto the mounting plate. Once the pump has been connected to the mounting plate, reattach the cassette. Specifications:...

The EZO-PMP-L™ Basic Tubing Kit comes with 2 meters of silicone tubing and 2 connectors. This tubing works well for most applications, but is not recommended for pumping strong acids/bases. If you are pumping strong acids/bases or other...

The SparkFun Analog MEMS Microphone Breakout makes it easy to work with the InvenSense ICS-40180 analog microphone. This board features an OpAmp to bring the output of the microphone to a usable level, allowing you to plug directly into...

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...

What's smaller than a Feather but larger than a Trinket? It's an Adafruit ItsyBitsy nRF52840 Express featuring the Nordic nRF52840 Bluetooth LE processor! Teensy & powerful, with an fast nRF52840 Cortex M4 processor running at 64 MHz and...

The SparkFun RFID Qwiic Kit is a simple, yet all-in-one I 2 C based RFID starting point for the ID-3LA, ID-12LA, and ID-20LA readers. Simply plug a reader into the headers and use a Qwiic cable to connect to any Qwiic enabled development...

This product is a spare part for the Crazyflie 2.X and is intended to fit the Crazyflie 2.X - Spare 7x16 mm coreless DC motor. Package contents: 4 x 7mm motor mounts Resources: Datasheet

Pack of 4 spare brushed coreless DC-motors for Crazyflie 2.X. Mechanical specifications: Diameter: 7.0 mm Length: 16.0 mm Shaft length: 3.5 mm Shaft diameter: 0.8 mm Weight: 2.7 g Wire length: 32.0 mm Molex picoblade 2P connector...

There’s a ton of different ways to read water level. Pressure sensors give you high accuracy; ultrasonic sensors are contact-free but, the simplicity and low cost of a float switch can’t be beat. Sure, there are a lot of crappy float...

There’s a ton of different ways to read water level. Pressure sensors give you high accuracy; ultrasonic sensors are contact-free but, the simplicity and low cost of a float switch can’t be beat. Sure, there are a lot of crappy float...