SparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible. No matter what your vision is, our products and resources are designed to make the world of electronics more accessible to the average person. In addition to products, SparkFun, through our Department of Education, offers classes and online tutorials designed to help educate individuals in the wonderful world of embedded electronics. Our ever-growing product catalog boasts over 2,000 components and widgets designed to help you unleash your inner inventor.
Dual-core RP2040 chip with ARM Cortex-M0+ processors up to 133MHz Includes 264KB SRAM and 2MB Flash for program and data storage Type-C USB interface for easy power and programming RP2040 Pico W version offers onboard WiFi for IoT applications Supports MicroPython, C/C++, and UF2 drag-and-drop programming Compact 52×21mm form factor, ideal for embedded...
Compact Design: Ultra-thin profile (7mm) for space-constrained applications. Quiet Operation: Generates minimal noise (26.3 dBA) for a peaceful working environment. Efficient Cooling: Delivers effective airflow (3.90 CFM) for heat dissipation. Durable Construction: Made with high-quality PBT plastic for long-lasting performance. Low Power Consumption:...
Battery-style LED display module with 10 light segments for clear power visualization Powered by TM1651 driver chip for easy control and stable performance Requires only two signal lines + VCC and GND for simple interfacing Ideal for battery-powered projects, DIY electronics, and embedded systems Compact, lightweight design (only 7.2g) for effortless...
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15mm U Shape Solderless Breadboard Jumper Cable Designed for solderless breadboarding Helps keep projects neat and organized Eliminates the need for stripping cables
Holding force: 0.25 kg Energized forms: intermittent Unlocking time: 1s Dimensions: 27 x 29 x 18 mm (LxWxH) High quality ultra-compact electric lock. RoboticsBD
Relay Module Combined Light-Operated Switch for automatic light-based control Operates on 12V DC supply with built-in light sensor Supports 10A load at 250VAC / 30VDC Integrated SRD-12VDC-SL-C high-quality relay Standard 2.54mm goldpin connectors for easy interfacing Ideal for automatic lighting, security & energy-saving systems
Victor VC1010A handheld digital lux meter for accurate light intensity measurement up to 50,000 lux. High precision with multiple measurement ranges and fast response time. 4-digit LCD display with easy-to-read illumination levels. Auto power-off after 10 minutes to conserve battery life. Compact, lightweight design ideal for professionals and...
ATmega32U4-based CJMCU Virtual Keyboard for Arduino scripting and automation Functions as a USB HID device for executing keyboard input or custom payloads Built-in microSD slot supports FAT32 cards for script storage and execution Plug-and-play module programmable via Arduino IDE (no soldering required) LED indicator provides visual feedback for script...
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17mm - 25mm U Shape Solderless Breadboard Jumper Cable Designed for solderless breadboarding Helps keep projects neat and organized Eliminates the need for stripping cables
Breadboard power supply module, compatible with 5V, 3.3V. RoboticsBD Apply to MB102 breadboard Input voltage: 6.5-12 V (DC) or USB power supply Output voltage: 3.3V/5V can switch over Maximum output current: <700 ma Fluctuation two road independent control can switch over to 0 V, 3.3 V, 5 V On-board two groups of 3.3V, 5V DC output plug pin, convenient...
The USB to 4-Channel TTL Serial Converter is a compact and efficient communication expansion board that converts a single USB Type-C interface into four independent TTL UART serial ports.
The MAX31850K Thermocouple Temperature Sensor Module is a high-accuracy, industrial-grade temperature measurement solution designed specifically for Type-K (NiCr-NiAl) thermocouples. It integrates a precision 18-bit ADC with automatic cold-junction compensation, allowing direct and reliable temperature readings in degrees Celsius without external...
Compact wireless communication module for outdoor IoT, supporting LoRa and LoRaWAN. Enables long-distance, low-power transmission, ideal for agriculture and industrial sensing.
1.28-inch round IPS LCD display with vibrant 240×240 RGB resolution. Uses GC9A01 driver with SPI communication for fast display updates. Full-color display with wide viewing angle and excellent clarity. Operates at 3.3V logic (5V power compatible) – ideal for Arduino, ESP32, STM32, and Teensy. 7-pin interface makes it breadboard-friendly and easy to...
LX-1010B Digital Lux Meter measures light intensity from 0 to 50,000 Lux with high precision. Features 3 selectable measurement ranges for versatile lighting analysis. Separate light sensor for flexible, accurate readings in any environment. Data-hold, auto zero, and low battery indicator functions for user convenience. Compact, CE-certified, and...
ESP32-based 4G LTE IoT board with integrated GSM, LTE, and GPS (GNSS) support Features A7670E LTE module for reliable cellular connectivity across global bands Built-in Wi-Fi, Bluetooth v4.2, and multiple interface options (I2C, SPI, UART, CAN, I2S) Equipped with 4MB Flash and 8MB PSRAM for complex applications Supports GNSS (GPS, Beidou, Glonass) for...
25kg high-torque waterproof digital servo with magnetic encoder 12-bit precision encoder for absolute 360° position contro Reinforced steel gears + dual ball bearings for durability Overload & thermal protection for safe and reliable operation IP54 waterproof rating with sealed motor, PCB, and joints Includes multiple servo horns for versatile...
Test and development board for E83-2G4M03S Bluetooth Mesh module Pre-soldered with E83-2G4M03S for immediate use All IO ports accessible for easy integration and testing Built-in CH340X USB-to-serial chip for direct communication Stable performance, reliable operation, and developer-friendly design Compact design with lightweight build for lab and field...
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This robust 9V 3A AC-DC adapter delivers reliable power to high-current electronics like prototypes, development boards, routers, and more. 3A output caters to demanding devices, eliminating power limitations. Works globally with 110-240V AC input voltage. Small size and lightweight design ensure portability and convenient storage. Features over-voltage,...
