Circuitry & IOT

SKU: SF-PRT-12083 | Brand: SparkFun

This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small phillips head screw. Another bonus is the ON/OFF swi...

SKU: AF-161 | Brand: Adafruit

CdS cells are little light sensors. As the squiggly face is exposed to more light, the resistance goes down. When its light, the resistance is about 5-10KΩ, when dark it goes up to 200KΩ. To use, connect one side o...

SKU: DF-FIT0365 | Brand: DFRobot

 INTRODUCTION Premium quality jumper wires for prototyping. Made with 26AWG multi-strand wire and sturdy male pins. Each jumper wire is approximately 210mm in length. Each pack comes with 30 jumper wires in a...

SKU: LB-LR0178-350 | Brand: Little Bird

SKU: EF-EF02054 | Brand: ElecFreaks

DescriptionWukong 2040 is a multifunctional Breakout Board designed for Raspberry Pi Pico. In terms of functions, it is equipped with a buzzer, A\B buttons, rainbow lights, motor interface, reset button, etc., to meet...

SKU: DF-DFR0896 | Brand: DFRobot

The ESP32-S3-WROOM-1-N4 is a powerful Wi-Fi and Bluetooth LE MCU module built around the ESP32-S3 SoC. Featuring a dual-core Xtensa LX7 processor running at up to 240MHz, 4MB SPI flash, and hardware acceleration for n...

SKU: AF-5348 | Brand: Adafruit

The Adafruit QT Py ESP32-S2 with uFL Antenna Port is the extended-range version of the QT Py ESP32-S2. Instead of an on-board antenna, it features a uFL connector so you can attach any 2.4 GHz Wi-Fi antenna for signif...

SKU: EC-SEA0001T | Brand: Elecrow

The Crowtail Starter Kit for Arduino is a beginner-friendly electronics kit built around the Crowduino Uno-SD board and the Crowtail modular connector system. With 22 plug-and-play modules and over 20 guided tutorials...

SKU: EC-ACS70028DH | Brand: Elecrow

The Dual Channel H-Bridge Motor Shield is composed of 2 discrete MOSFET H-bridge, designed to drive two DC motor with max current 8A. It is made up of 8 N-channel MOSFET IRF3205S and 4 pcs of half bridge motor control...

SKU: EF-EF04093 | Brand: ElecFreaks

Octopus Analog UV sensor (GUVA-S12SD) is the UV electric brick in our Octopus series, the basic design is from the Octopus electric bricks and the setting of its outlook, the PCB fixing hole and the connectors are the...

SKU: DF-FIT0610 | Brand: DFRobot

This enclosed battery holder takes 3× AA batteries in series, providing approximately 4.5V from alkaline cells or 3.6V from NiMH/NiCd rechargeables. It features a built-in on/off switch and a sliding, removable cover ...

SKU: EF-EF04027 | Brand: ElecFreaks

Octopus Soil Moisture Sensor Brick can read the amount of moisture present in the soil surrounding it. It's a low tech sensor, but ideal for monitoring an urban garden, or your pet plant's water level. This is a mu...

SKU: LB-00248 | Brand: Little Bird

Mike Tooley's book will show you how the micro:bit can be used in a wide range of applications from simpe domestic gadgets to more complex control systems such as those used for lighting, central heating and securi...

SKU: SU-TS0232 | Brand: Little Bird

IntroductionThe L298N is a high voltage and high current dual full-bridge drive in a 15-lead Multiwatt and PowerSO20 packages. It features: high operating supply voltage up to 46V; large DC current, peak instantaneous...

SKU: AF-2215 | Brand: Adafruit

A 16.000 MHz quartz crystal in the HC49/US short-style package, supplied with two 20pF load capacitors. The crystal provides higher precision than ceramic resonators, with 30 PPM tolerance and 50 PPM stability — suita...

SKU: PL-1025 | Brand: Pololu

The 0.100″ (2.54 mm) 2×5-Pin Straight Female Header is a double-row, 10-pin socket strip designed to mate with standard 0.1″ pitch male headers. The 2×5 configuration is one of the most widely used dual-row sizes, mat...

SKU: PL-1912 | Brand: Pololu

These 2×4-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable eight-wire co...

SKU: AF-1951 | Brand: Adafruit

These premium female-to-female jumper wires are ideal for making wire harnesses or connecting between headers on PCBs. Each pack contains 20 wires in a ribbon cable format — two of each of ten rainbow colours — that c...

SKU: RP-SC0373SD | Brand: Raspberry Pi Ltd

The Raspberry Pi 400 is a complete personal computer built into a compact keyboard. Powered by a 1.8 GHz quad-core ARM Cortex-A72 processor (a faster variant of the Raspberry Pi 4), it delivers desktop-class performan...

SKU: WS-31261 | Brand: Waveshare

Unleash your creativity with the cutting-edge ESP32-S3 1.75inch AMOLED Round Touch Display Development Board! This state-of-the-art board is the perfect tool for developers and hobbyists looking to bring their innovat...