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.
Encased I2C temperature and humidity sensor built around the reliable AHT20 chip. Operates from 2.5V to 5.5V, compatible with 3.3V and 5V microcontrollers. Provides ±2% RH and ±0.3°C accuracy for precise environmental monitoring. Uses standard I2C communication (address 0x38) for easy integration. Includes built-in 4.7K pull-up resistors and 20-inch cable...
ESP32-S3-WROOM-1-N16R8(16M Flash/8SRAM) Powerful ESP32-S3 chip for enhanced processing capabilities Dual Type-C USB ports for easy connectivity Built-in Wi-Fi and Bluetooth for seamless communication 16MB flash memory for ample storage space 8MB PSRAM for efficient multitasking Micropython support for easy programming Ideal for IoT projects, robotics, and...
433 MHz wireless transceiver module with SMA antenna for stable, long-range communication. Powered by CC1101 chip from Texas Instruments, ensuring reliable performance. Supports FSK, OOK, ASK, and MSK modulation with up to 500kbps data rate. Seamless transmission over 350m range with low power consumption. Ideal for smart homes, industrial IoT, scientific...
Testing hook clip multimeters test lead extension probe Safety handle and spring hook type alligator clip Converting connection for probes with whorl pattern Made of high quality material, durable to use and provide great performance Compact design, easy to carry
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Suitable for Arduino, DIY & Hobby Kits, and 6V servos and motor Rated Input AC Voltage 100v-240v It comes with a 1 meter long cable Stabilized DC Output with Low Ripples & Interference Short Circuit & Overload Protection High Efficiency & Low Energy Consumption RoHS and BIS compliance Approved.
Display Resolution: 200 x 200 Display Screen Color: Black and White No backlight so keeps displaying last content for a long time even when the power is down Ultra low power consumption, basically power is only required for refreshing SPI interface, for connecting with controller boards like Raspberry Pi/Arduino/Nucleo, etc.
The perfect solution for breaking out the pins from Lua V3 Nodemcu. Lead-out all the IO ports of the ESP-12E development board Lead out the pins of 5V and 3.3V power supply Convenient to connect with peripheral modules Onboard 5V / 1A DC-DC step-down converter circuit Onboard power indicator With DC power jack 6-24V.
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The VEML7700 Ambient Light Sensor Module is a high-accuracy digital light sensing module designed to measure ambient light intensity in Lux. It is optimized for low-power applications and provides direct Lux output over an I2C interface, making it suitable for smart devices, IoT systems, and display brightness control.
This Schumann wave generator produces an ultra-low frequency electromagnetic pulse based on the Schumann resonance range. It is designed for use in indoor environments and operates silently without producing audible sound. The device is powered via a Type-C USB connection and works immediately after being plugged in, with no configuration required.
A compact sensor measuring VOCs, temperature, humidity, and pressure, compatible with 3.3V/5V systems, ideal for air quality monitoring and IoT applications.
Dual 4-to-1 multiplexer for efficient digital data selection Two independent multiplexers share common select lines TTL-compatible for stable and reliable logic operations Ideal for signal routing, data selection, and logic function generation Fast switching performance for high-speed digital circuits Standard 16-pin DIP package suitable for breadboard...
High Power Capacity: Supports 250V AC and 15A, perfect for household and industrial applications. Reliable Performance: Offers low contact resistance (50mΩ) and high insulation resistance (100MΩ) for smooth operation. Built-in Red LED Indicator: Provides clear ON/OFF status visibility for enhanced safety. Durable & Long-lasting: 5000 switching cycles,...
High-precision temperature and humidity sensor using the advanced SHT35 digital sensor. Provides ±1.5% RH humidity and ±0.2°C temperature accuracy. Supports I2C communication interface for easy integration with Arduino, ESP32, STM32, and Raspberry Pi. Wide measurement range from 0–100% RH and -40°C to 125°C. Low power consumption makes it ideal for...
This 63/37 Tin-Lead solder contains 63% Sn (Tin) / 37% Pb (Lead) 170° - 180°C melting range Premium Quality Soldering Wire/Lead Low Melting Point Weight: 50 gram with spool 0.8mm Mix: 63% Sn / 37% Pb Known as Lead or Solder WireMelting Temperature 170°C Approx. (Tested by RoboticsBD LAB) We suggest this solder wire/lead paired with this solder to make...
Introducing a compatible Raspberry Pi Pico Clone, Made in China. Equipped with the authentic Raspberry Pi RP2040 microcontroller chip, this Pico offers comparable performance at a competitive price point. However, it's essential to note that while the microcontroller chip is genuine, the PCB itself is not manufactured by Raspberry Pi but rather in China....
Wireless PIR motion sensor with WiFi connectivity – no hub or gateway required Sends instant smartphone notifications via Smart Life app upon motion detection Supports automation with Tuya devices (lights, alarms, cameras, etc.) 120° wide detection angle and up to 5m sensing distance for reliable coverage Easy plug & play installation with included 3M...
Waterproof self-powered wireless wall switch with 433MHz RF technology No WiFi or battery required; powered by self-generation technology Controls multiple devices via RF433 relay receivers within range Multi-functional design: one switch controls multiple receivers, or multiple switches control one receiver Simple installation with double-sided tape; no...
Professional insulated quick test hook clip High voltage flexible testing probe Comes with a 4mm socket Red and black color Compact and lightweight design