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.
This high-capacity battery delivers reliable and efficient energy transfer for your high-power devices. With a long cycle life and no memory effectThe battery color may vary between blue and yellow, depending on current stock. Both are identical in specification and performance.
High-quality Spring Test Probe Pogo Pin P75-A2 with solder cupped head. Ideal for programming, testing jigs, and prototyping without permanent soldering. Slim 1.0mm body fits into most perfboards and protoboards. Gold-plated finish ensures excellent conductivity and durability. Uncompressed length 16.5mm, compressed length 13.8mm. Perfect for JTAG...
Good PRINT PACK design, very beautiful. 8 world of the three primary colors (red-green-blue) LED color, scanning control mode. Applicable for various platforms, such as 51 / AVR / AVR / ARM / for Arduino All kinds of platforms.
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Features: Built-in Red, IR, and Green LEDs 5V operation (3.3V is allowed, but green LED is not guaranteed to operate) Applications include presence detection, distance sensing (18" max), pulse oximetry, blood oxygen saturation level (SpO2), smoke and particle detection Documents: Schematic Eagle Files Hookup Guide Datasheet (MAX30105) MAX3010x Sensor...
This WiFi + Bluetooth dual-mode door and window sensor is a smart security device designed to monitor the open and close status of doors or windows in real time. Using a combination of WiFi and Bluetooth, it connects to the network faster and more reliably than WiFi-only devices. When a door or window is opened unexpectedly, the built-in sound and light...
The ESP32 2.8 inch TFT Touch Display Module is a compact all in one development platform combining a dual core ESP32 processor, WiFi and Bluetooth connectivity, and a bright IPS touchscreen. Ideal for IoT dashboards, graphical interfaces, automation panels and smart device controllers. Designed for makers and professionals who need a ready to use display...
5015 12V blower fan for targeted cooling and airflow applications Ideal for 3D printer heads, heat sinks, and electronic components Airflow rate: 5.9 CFM, providing efficient spot cooling performance Operates within 6V–12V DC range, compatible with PWM control Low-noise operation at only 30 dBA for quiet environments Durable sleeve bearing design with...
Ai-Thinker RD-01 advanced human presence sensor with 24GHz FMCW radar Integrated Wi-Fi 802.11 b/g/n and Bluetooth 5.0 for real-time wireless connectivity Detects motion and micro-motion for superior accuracy over PIR sensors Supports UART, GPIO, ADC, PWM, I2C, and SPI interfaces for easy system integration Ultra-low power design suitable for IoT and smart...
Advanced ESP32-S3 AI development board supporting voice recognition, face detection, and IoT integration. Features 1.69-inch touchscreen display with LVGL support for rich user interfaces. Equipped with digital microphone, gyroscope, TF card slot, and USB interfaces. Compatible with Xiaozhi AI voice assistant and supports OpenAI Realtime SDK (requires I2S...
RS-25-5 Switching Power Supply delivers 5V 5A, 25W output Wide AC input range (100–120V / 200–240V) for global use High-efficiency SMPS design reduces energy loss and heat Compact, durable metal casing with enhanced heat dissipation Built-in protections: overload, short circuit, over-voltage Ideal for microcontrollers, LED strips, IoT, and DIY electronics
High-performance 84MHz STM32F401CDU6 MCU for demanding projects. 384KB Flash and 96KB RAM for complex applications. USB-C interface, 32 I/O pins, and 14 analog inputs for diverse projects. Offers excellent performance at an affordable price. Easy programming and compatibility with popular platforms.
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Doublepow 18650 12V 2800mAh Battery Pack Large capacity lithium battery pack for various applications Assembled with 18650 cylindrical cells for reliability Equipped with safety circuit for protection Suitable for remote control, microphone, toys, radio, etc.
Pack of 10 high-quality disposable horsetail acid brushes6″ overall length with 10mm wide horsehair bristlesIdeal for cleaning flux from electronic assemblies and dust removalMultipurpose use: applying glue, flux, grease, or general workshop cleaningSoft bristles for gentle dusting, can be trimmed for stiffer scrubbingDurable design that resists shedding...
High-quality Spring Test Probe Pogo Pin P50-A2 with solderable cupped head Reliable spring-loaded design ensures secure, momentary electrical connections Perfect for test jigs, programming, debugging, and temporary connections Compact size for 0.1" (2.54mm) pitch IDC programming cables Durable construction for repeated use in electronics testing and...
15KV High-Frequency DC High Voltage Arc Ignition Generator Inverter Boost DIY Kit Produces a stable high-frequency arc with elevated temperatures for ignition applications Suitable for science experiments, negative ion generators, and DIY electronic projects Input voltage: 3.7V-4.2V; Output voltage: approximately 15KV with ≤0.5cm ignition distance Compact...
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১ টি রাস্পবেরি পাই 4 (Made in UK) RAM: 8GB একসাথে দুটি HDMI মনিটর লাগানো যায়। ১ টি Argon ONE M.2 Case কেস। রাস্পবেরি পাই এর Official Adapter ইউএসবি -সি ট্রান্সসেন্ড অথবা স্যানডিস্ক ব্রান্ডের জেনুইন 32 জিবি অথবা 64 জিবি অথবা 128 জিবি মেমরি কার্ড প্রি-ইনস্টলড অপারেটিং সিস্টেম সহ। বিল্ট ইন Wi-Fi & Bluetooth গিগাবিট ইথারনেট পোর্ট। ২ টি USB 3.0...
Photo Detector, IR Filter, Preamplifier and PCM frequency filter in one package Shielding against EMI or RFI interference CMOS and TTL Compatible Active Low Output Immunity against ambient light Low Power Consumption Able to transfer data continuously up to 2400bps Supply Voltage : 4.5 – 5.5V
Easily customizable to a wide range of sizes Cost-effective Ultra-thin; 0.45 mm Robust; up to 10 million actuations Simple and easy to Integrate. RoboticsBD
The MCP4728 is a versatile quad-channel 12-bit digital-to-analog converter (DAC) with built-in EEPROM, allowing all four output voltages to be saved and automatically restored on power-up. This makes it ideal for applications where stable, predefined analog voltages are required immediately after startup.
The ESP32 3.5 inch TFT Touch Display Module offers a larger screen area with high clarity, making it ideal for advanced graphical interfaces, dashboards, smart panels and IoT projects. Equipped with the powerful ESP32 controller, this module delivers strong wireless performance and a highly responsive capacitive touch system.
The CHF-GM3865-520 DC Gear Motor is a high-torque, permanent magnet DC motor with integrated planetary gear reduction, designed for compact and durable motion applications. With a robust L-type housing and precision construction, it offers consistent performance for intelligent equipment and small machinery.
Teensy 4.1 is the most powerful Arduino compatible microcontroller available today. Based on the NXP i.MX RT1062 ARM Cortex-M7 running at 600MHz with the ability to be overclocked. It is formatted into a very compact ‘teensy’ board outline for easy embedding into projects or for use with solderless breadboards. Perhaps best of all, it is compatible...
RS-25-12 Switching Power Supply delivers 12V 2A, 25W output Wide AC input range (100–120V / 200–240V) for global compatibility High-efficiency SMPS design minimizes energy loss and heat Compact metal casing ensures durability and heat dissipation Built-in safety: overload, short circuit, and over-voltage protection Perfect for LED lighting,...
Doublepow 14500 3.7V 850mAh Battery High-capacity lithium-ion cell Fast charging with small internal resistance Suitable for flashlights, toy cars, power banks, and more Compact size and lightweight design High capacity (805mAh) for extended runtime in compatible devices. Compact 14500 cylindrical design (14mm x 50mm). 3.7V nominal voltage - replaces...
