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Showing 41-60 of 74 products · 20 unavailable products hidden
Gravity: 4-Digital LED Segment Display Module (Red)
A 4-digit 7-segment LED display module from DFRobot's Gravity series. This red LED display communicates over I2C, making it easy to wire up with just two data lines and compatible with a wide range of microcontrollers. The module supports 8-level brightness adjustment, so you can fine-tune the d...
Mini 3-wire Volt Meter (0 - 99.9VDC)
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A compact 3-wire voltage meter with a vivid green 3-digit 7-segment display. Reads 0–99.9VDC with 0.1V precision, making it perfect for monitoring battery levels, power supplies, and electronic projects. Mounting tabs allow easy attachment to enclosures or panels. The 3-wire design separates pow...
Panel Temperature Meter / -30 to +70 °C
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Put a temperature meter anywhere with this very handy display. This panel meter displays the temperature of the attached waterproof 1% thermistor in °C. It does require a DC voltage to run, at 4.5-30VDC. It has reverse polarity protection in case you swap the power leads by accident. To use, sim...
Panel Current Meter - 0 to 9.99A
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Put a current meter anywhere with this very handy display. This panel meter requires a DC voltage to run, and then has two thick gauge wires to measure current draw. A shunt is already on board so its very easy to hook up! Since current sensors are a little more complex than volt meters, and its...
Panel Volt Meter - 4.5V to 30VDC
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Put a voltage meter anywhere with this very handy display. This panel meter simply connects to whatever DC supply you are trying to track, easy to wire up!Simply connect the red wire to the positive supply, and black to negative ground. The display has a microcontroller that will read the voltage...
Coin Acceptor - Programmable (6 coin types)
Are you trying to make a quick dime from electronics? Why limit yourself to dimes? This coin acceptor will take up to 6 different kinds of coin! Whether you’re building your own arcade cabinet or just charging admission to your house, this programmable coin acceptor makes it easy to monetize your...
Coin Acceptor - Programmable (3 coin types)
Are you trying to make a quick dime from electronics? Why limit yourself to dimes? This coin acceptor will take three different kinds of coin! Whether you’re building your own arcade cabinet or just charging admission to your house, this programmable coin acceptor makes it easy to monetize ...
Onion Omega2+ Starter Kit
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Ever wanted your own Linux-based IoT computer? A small one, that can be battery powered? The Onion Omega2 is sort of in-between a microcontroller (like an Arduino/CircuitPython/MakeCode running chip) and a full-fledged microcomputer (like Raspbery Pi). What you get is a bite-sized development ...
Adventures in Minecraft - parts kit
All the electronic components you need to complete the hands-on projects in the Adventures in Minecraft book, including the bonus online projects. Build a Minecraft detonator, Crafty Crossing, the Minecraft Lift, and more using physical buttons and LEDs connected to your Raspberry Pi. Designed f...
Starter Kit for Raspberry Pi +Arduino
This starter kit comes with the main components such as LCD1602 display,Step motor,Servo,Remote, touch sensor and Ultrasonic distance sensor, you can make some funny little builds by these things. We will provide detailed and clear tutorial(PDF),there are 26 lessons for Raspberry Pi and 30 les...
Elecrow Starter Kit for Arduino
The Starter Kit for Arduino is an excellent kit for whom want to learn more about Arduino. This kit include display part, 5 kinds of sensors (vibration sensor, touch sensor, flame sensor, DHT11 Temperature and humidity sensor, soil miosture sensor), DC motor with male Dupont Wire + fan blade a...
USB C PD to 2.1mm Cable with Selectable Voltage Button
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This USB C PD to 2.1mm Cable with Selectable Voltage Button will help you get the most out of your USB C Power Delivery wall warts by letting you select any of the available voltages to power a device that expects a 5.5mm outer diameter / 2.1mm inner diameter DC plug. Now you can get rid of all t...
SparkFun Beginner Parts Kit - SparkFun Electronics
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Every electronics hobbyist, from beginner to expert, needs a well-stocked "bubble gum" parts bin. The SparkFun Beginner Parts Kit is the perfect solution, providing a curated collection of the most essential through-hole components you'll need to get started with your first embedded projec...
Learn to Solder - DIY Ultrasonic Ranging Electronic Kit
A DIY soldering kit that builds into a functional ultrasonic distance meter. Using an HC-SR04 ultrasonic sensor, STC89C52 microcontroller, and 3-digit 7-segment display, this kit measures distances from 5cm to 4m with a built-in buzzer alarm when objects get too close. The microcontroller comes ...
Red 7-segment clock display - 1.2 digit height
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I like big seven-segment displays and I cannot lie! Design a clock, timer or counter into your next project using our pretty, candy-bar sized 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments there is a top right dot (per...
Blue 7-segment clock display - 0.56 digit height
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Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments, there are decimal points on each digit and an extra wire for colon-dots in the center (good for t...
White 7-segment clock display - 0.56 digit height
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Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments, there are decimal points on each digit and an extra wire for colon-dots in the center (good for t...
Green 7-segment clock display - 0.56 digit height
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Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments, there are decimal points on each digit and an extra wire for colon-dots in the center (good for t...
3-Wire LED Module 8 Digital (Arduino Compatible)
An 8-digit serial LED display module that uses an SPI (3-wire) interface, requiring only three I/O pins from your Arduino or microcontroller. Multiple modules can be daisy-chained together for longer displays. The flicker-free design ensures a clean, stable readout. Key Features 8-Digit Displa...
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MAX7219CNG LED Matrix/Digit Display Driver [MAX7219]
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When you need some help driving a lot of LEDs, the MAX7219 is the best friend you could hope for. Many of us know that if you want to control a lot of LEDs, you'll want to use multiplexing, a technique that lets you control 64 LEDs (say) with only 16 pins (8x8). The annoying thing about 'plexing ...
