Best Gikfun in 2026

This board is especially useful for preserving a prototype or experiment you just created on a solderless breadboard by soldering all the pieces in place

Breadboard PCB for any type Raspberry Pi GPIO

Gold plated finish prevents oxidation, High quality Gold finish for easy soldering

Gikfun Packing 20pcs OPTOCOUPLER DIP-4 PC817C PC817

Number of Pin: 4

Pin Pitch: 2.54mm

Color : black

Package Content : 20 x Hall Effect Switch Sensor

Superior Temp. Stability for automotive or industrial applications 4.5 V to 24 V operation, works with most unregulated supplies open-collector 25 mA output, compatible with digital logic reverse battery protection activate with small, commercially available permanent magnets solid-state reliability small size resistant to physical stress.

5pcs V-156-1C25 Micro Limit Switch Long Hinge Roller Momentary SPDT Snap

Package contains 6.3mm Insert cold pressed terminal connector and transparent insulation sheath.

Material: plastic and metal, Color: red, black and silver, High precision design, use easily

Input power: AC 100-240V, 50/60HZ, Output: 24V 0.5A,

Length of the power supply cable: about 5.9 Ft. DC Jack:5.5*2.1*12mm

Please confirm whether the size matches your aroma diffuser humidifier before buying. It's not Compatible with all diffusers

Motor RPM: 5000RPM, Volts:DC 12V, Flow rate:0-100 ml/min, Tube size: 2mm ID x 4mm OD, Relative humidity <80%

With Snap-in type design, it is easy to remove the pump head, very convenient for pump tube replacement and cleaning.

The compact design not only has the convenience of press type, but also avoids many problems such as the movement of the press type pump head hose.

Infrared diodes are characterized by strong structure, corrosion resistance, high reliability and long life.

5003MD is a high speed and high sensitive PIN

photodiode in a standard 5Φ plastic package.

It can be plugged directly into the Arduino controller. Newest Vision UNO R3 compatible.

It offers a reliable and convenient solution for connecting more Arduino components to the Arduino controller

Direct plug puzzle board, NO soldering needed

Prototype Shield Diy Kits for Arduino UNO R3 Mega 1280 2560 328P

Great for building your own designed Arduino Uno sheilds.

Gold plated finish prevents oxidation, High quality Gold finish for easy soldering. All holes are through-plated for strength

It's diy soldering practice kits. White led flash 7 kinds of colors light

Working voltage: DC4.5-5V

Finished Dimensions: 60mm length *60mm width *136mm height

Type:SW-200D

Diameter:3.6mm

Length:10.2mm

This is a beautiful electronic hourglass that is fun to build and nice to look at when finished, it is not only a PCB board for practicing welding skills, but also a decorative gift for you.

Comes with English user manual and online PDF file, which will guide you how to finish step by step, perfect for school basic electronics experiment projects.

The suite adopts double layer PCB, and the circuit consists of 30 pieces white LED blue ray.

Product Name : Toggle Switch

Position : 2 Positions(ON/ON)

Total Height : 33mm

Antistatic Clip Pliers Circuit Board PLCC PCB IC Chip Extractor Removal Tool for Arduino

This U type IC extractor is used for pulling integrated block, which is a convenient and professional tool for students to have experiments.

Perfect for professional repair man, such as TV/DVD/PC repairman or IC workers

Note: The white smudge is not corrosion damage, it's flux, can wipe it off with a rag, does not affect the use of the module

This ir transmitter sensor module is directly launched by a single tube, it requires waveform modulation through the program.

It is suitable for infrared communication, infrared remote control, apply to a variety of platforms including Arduino/51/AVR/ARM

After welding, just connect electricity (3-12V) to see the effect. You can quickly judge the welding effect. The welding product is a beautiful water lamp circuit.

The back of the board with mm/Inch ruler, Easy to measure component

This is a perfect Soldering skills training materials for beginners. This Soldering Project requires basic electronic knowledge and hands-on ability. We have uploaded the user guide on the Amazon page at Technical Specification.

This is a novel design of a 60-second timer piece

High quality PCB, has clearly marked the electronics components, even beginners can easily solder successfully.

It is fun to build and nice to look at when finished, it’s not only a PCB board for practicing welding, but also a decorative gift for you.

This clip combination can help you easily remove keycaps, IC chips, switches, etc.

Antistatic Clip Pliers Circuit Board PLCC PCB IC Chip Extractor Removal Tool for Arduino

This U type IC extractor is used for pulling integrated block, which is a convenient and professional tool for students to have experiments.

Type 130 Mini DC Motors for 1.5V to 6V, 3V is recommended

Come with 6 inch (15cm) black and red wire leads for easy connection

Motor size: 15 x 20 mm, Shaft diameter: 2.0 mm, Shaft length : 9 mm

Pin: Analog signal output, GND, VCC

Operating voltage: 3.3- 5.5 VDC, Output voltage: 0-3 VDC

Interface: PH2.54-3P, Size: 98 x 23mm (LxW)

It is the Large Gikfun Solder-able Breadboard

This board is especially useful for preserving a prototype or experiment you just created on a solderless breadboard by soldering all the pieces in place

Gold plated finish prevents oxidation, High quality Gold finish for easy soldering

2pcs 4Ohm 3W 40mm Diameter Full Range Audio Speaker Stereo Woofer Loudspeaker

Two mounted mini audio speakers, audio speaker stereo woofer, ideal for radio, interphone, multimedia speakers, can be used for Bluetooth Speakers, radio replacement, also suitable for DIY hobby soldering.

resonance frequency : 320Hz±20%, Insulation Resistance : 10MΩ, characteristic sensitivity of loudspeaker : 83±3dB

Can be used for 3-5V DC power supply modules. It has red power indicator.

IR Infrared Obstacle Avoidance Sensor Module can be widely used in robot obstacle avoidance, obstacle avoidance car, line count, and black and white line tracking and so on

The output port OUT sensor module can be directly connected to the microcontroller IO port, you can directly drive a 5V relay

B10K B100K B5K B50K B2K B20K Ohm Knurled Shaft Linear Rotary Taper Potentiometer Each 1pc

Adjustment Type: top adjustment; Type: single linear (Type B); Features: knurled shaft

Material: metal

Fogger Ceramics Discs Diameter:16mm (with ring diameter is 20mm)

Ultrasonic frequency:2.4Mhz

5PCS Ultrasonic Mist Maker Fogger Ceramics Discs with Wire & Sealing Ring

PCB blank board Size: 80mm x 60mm

The circular circuit is the running water lamp circuit, which is composed of CD4017, NE555 and leds, which can be used to work after being welded.

Add 2pcs of QFP44 chip, double sided component layout, double welding.

This electronic transparent stereo speaker kit must be the most interesting DIY kit you have ever encountered, it’s really a beautiful speaker box with the Shining lights and transparent shell.

It is easy to assemble and equipped with nuts, screws and other components, you can do it by yourself, a cool project and challenging enough to be fun.

The led lights will illuminate according to the music spectrum.

Rated voltage: DC3V or 4.5V, Tube size: 6mm ID x 8mm OD

No load of water discharge capacity: 100L / H

Load rated current: 0.18A, Use: diving type

9v Battery Holder with ON/OFF Switch 9 Volt Box Pack Power Toggle for Arduino

It is ideal for all types of DIY projects, Raspberry Pi, Automobile, Camera and outdoor Camping DIY installations.

Easy to remove sliding cover.

Wireless charging standard: Qi standard

High power, quick-acting charging

Over 75% high-efficient energy conversion