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Gravity: Analog pH Sensor/Meter Kit V2
The Gravity Analog pH Sensor/Meter Kit V2 is designed to measure the pH of liquids, indicating acidity or alkalinity on a scale of 0–14. It's commonly used in aquaponics, aquaculture, hydroponics, and environmental water testing. The kit includes a laboratory-grade pH probe, a signal conversion b...
Arduino GIGA R1 WiFi Development Board
Note: The Arduino GIGA R1 WiFi Development Board is available for pre-order and is expected to be shipped in late September. This Arduino GIGA R1 WiFi Development Board measures only 101 x 53mm and has the same form factor as the popular Mega and Due. Despite its small size, it offers 76 GPIO ...
Light-dependent Resistor Sensor Module
Light-dependent resistors are electronic components whose resistance changes with light intensity. They are also called LDRs, photoresistors, or photoconductors. It has four pins:3.3V : While 'VCC' stands for Voltage Common Collector, we'll connect the VCC pin to 3.3V on the m...
DC-DC Boost Power Supply Module (5PCS)
This compact DC-DC boost converter steps up input voltages from 2.5V to a selectable output of 5V, 8V, 9V, or 12V (default 12V) at over 80% conversion efficiency. Two solder pads (A and B) on the front of the module allow you to configure the output voltage — refer to the markings on the back of ...
3W Mini Audio Stereo Amplifier (W2.54)
This compact stereo amplifier module from DFRobot features a 2.54mm pin pitch for easy breadboard and embedded use. It delivers 3W per channel with left and right stereo output, and includes a shutdown (SHDN) pin for switching between working and sleep modes. By default, the module is in working...
Hummingbird Single Colour LED - Yellow
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Yellow 5mm LED with a 50cm braided cable, supplied as a Hummingbird accessory. Screw the leads into an LED terminal on the Hummingbird controller and it is ready to code — no resistor or breadboard needed. 1.6V to 2.0V forward voltage, 20mA recommended. Suits both the Hummingbird Bit and the Humm...
Resistor 1K Ohm 1/4 Watt PTH - 20 pack
These are your run-of-the-mill ¼ Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and other prototyping applications, these 1K ohm resistors make excellent pull-ups, pull-downs and current limiters. These thick-lead versions of the resistors fit snugly into a breadboard with ve...
830 Point Breadboard - dings and dents
Note: These breadboards have a badly laid out silkscreen. They work perfectly well as breadboards, but do not rely on the printed reference markers. An 830-point solderless breadboard (MB-102) at a discounted price. Despite the cosmetic silkscreen issue, the electrical contacts and functionali...
Mini Bread Board Self Adhesive - Green
This is a very small breadboard with 170 tie points. This bread board is compatible with the Arduino Proto Shield. Strong self-adhesive backing. Measures 1.8"x1.4".You also have choices of different colors. SPECIFICATIONS 170 tie point breadboard 17 x 5 x 2 points Adhesi...
Gravity: Analog AC Current Sensor (5A)
When you want to measure the AC current, are you still having trouble cutting the wires, wiring or soldering. Gravity: Analog AC Current Sensor comes to the rescue, eliminating the need to cut wires or reconnect circuits. Simply clamp the AC transformer probe on the AC line, and then plug the 3.5...
Paddle Wheel Pack for TT Gearbox Motor
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Need a great drive solution or a pop of color for your little robotic friends? This TT Motor Paddle Wheel Pack offers 3 fun, candy-colored wheels with a press-fit design to make connecting super quick and easy. While they seem to be designed for some sort of water...
Gravity: 37 Pcs Sensor Set for Arduino
Go interactive with your applications with this new sensor kit! 37 sensors are included in one kit, which definitely gives you a bigger bang for your buck.In the version of this sensor kit, we add more sensor modules like, color sensor, digital wattmeter, heart rate monitor sensor, conductivity s...
Mini Bread Board Self Adhesive - Black
This is a very small breadboard with 170 tie points. This bread board is compatible with the Arduino Proto Shield. Strong self-adhesive backing. Measures 1.8"x1.4".You also have choices of different colours. SPECIFICATION 170 tie point breadboard 17 x 5 x 2 points Adhesive backing Black
Flora Sewable 3-Pin JST Wiring Adapter
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This product's about as simple as a cup of lemonade on a hot summer day. And, like lemonade, it's just three components! This board is a sewable adapter with a 3-pin JST wiring adapter. It's a perfect way to add a simple link between things like our Flora NeoPixels and more co...
ELECFREAKS micro:bit Space Science Kit
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The ELECFREAKS micro:bit Space Science Kit is a comprehensive STEAM education kit that lets students build space-themed projects and simulate moon missions. Powered by the Nezha Breakout Board V2, it includes PlanetX sensors, smart motors, over 400 building blocks, and a moon landing competition ...
Gravity: Analog EMG Sensor by OYMotion
The Gravity Analog EMG Sensor by OYMotion detects surface electromyography (sEMG) signals to measure muscle and neural activity. The sensor amplifies the tiny sEMG signal (±1.5 mV) by 1000× and filters noise through differential input and analogue filtering, outputting a clean 0–3.0V analogue sig...
HUSKYLENS Study Pack with micro:bit V2
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This kit bundles a HUSKYLENS AI vision smart sensor, a micro:bit V2 board and the matching Study Pack for classroom-friendly image recognition projects. It is based around micro:bit programming and is designed to help students explore the eight HUSKYLENS functions through hands-on lessons.The stu...
MonkMakes Air Quality Kit for micro:bit
The MonkMakes Air Quality Kit for micro:bit is based around the MonkMakes Air Quality Sensor. This add-on for the BBC micro:bit measures the quality of the air in a room - how stale the air is. The outputs of the Air Quality Sensor board are analog: one for temperature and one for eCO2 (estimated...
12mm Momentary Push Button Dome - Black
A 12 mm panel-mount momentary push button with a smooth dome-shaped cap in black. Normally open — pressing the button closes the contacts. The dome design provides a satisfying tactile feel and sits flush with the panel surface. Key Features Momentary Action – Normally open, closes on press 1...
Fiber Optic Light Source - 1 Watt - Red
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This is a pretty neat way to glow up. Light in the fiber optic cable zooms through the core by constantly bouncing off of the edge of the molded plastic, a principle called "total internal reflection" (which also kinda sounds like a very expensive meditation island retreat). When the light pip...
