PCB Engineering Ruler - 16 cm PCB ruler

Programmable coin acceptor with memory for 6 types of coins. It uses the thickness, diameter and fall time of the coins for identification. Programming is done using buttons and a 7-segment display on the side of the device. SparkFun COM-11636

Virtual keyboard module in the form of a small flash drive. It allows you to simulate the keyboard after uploading the appropriate software and pressing a combination of buttons on the computer.

A small self-assembly module that is used to learn numbers in binary code. It allows you to get acquainted with the bit representation of numbers by having fun. SparkFun KIT-12037

A computer performance monitor that allows you to display CPU, GPU, RAM and disk usage. It has a built-in microphone and an audio spectrum display function. It is connected to the computer via a USB port. Waveshare 4inch USB Monitor B

The battery tester is a compact device that allows you to check in a very simple and quick way whether the batteries or rechargeable batteries we use are functional. Our devices require good batteries or accumulators and we are often not sure if our equipment has the right power supply to withstand, for example, during a trip or celebration. Nothing easier, you can check it using a tester.

Module with a cryptographic coprocessor based on the ATECC508A system. It allows you to add strong authentication security to an IoT node or embedded system. I2C communication. SparkFun DEV-15573

Sticker with described leads of ATMEGA328 microcontroller. SparkFun SWG-19631

The battery tester is a compact device that allows you to check in a very simple and quick way whether the batteries or rechargeable batteries we use are functional. Our devices require good batteries or accumulators and we are often not sure if our equipment has the right power supply to withstand, for example, during a trip or celebration. Nothing easier, you can check it using a tester.

A computer performance monitor that allows you to display CPU, GPU, RAM and disk usage. It has a built-in microphone and an audio spectrum display function. It is connected to the computer via a USB port. Waveshare 3.4inch USB Monitor W

Programmable watch with ESP32. Equipped with a touch screen display, power management, RTC clock, vibration motor, loudspeaker and Lithium battery. LiliGo T-WATCH-2020

Electronic controller module for building an arcade game. Connectors placed on the board allow you to connect 12 momentary buttons, SANWA joystick, ZIPPY/HIPP joystick and function buttons

Wireless controller with built-in Bluetooth module and USB type C output. SparkFun WIG-17265

Measuring approx 1" x 6", this standard-thickness FR4, gold plate ruler has the most common component packages you\'ll encounter. It also has font size guide, trace-width diagram, and a set of AWG-sized drills so you can gauge your wire thicknesses. Adafruit 1554

Wireless PS2 controller included with the receiver. It has a range of approx. 8 m and is powered by two AAA batteries. Communication via the SPI interface

Adapter dedicated to the Nintendo Wii Nunchuck. It allows you to connect the controller to the development board via the I2C interface. Adafruit 4836

Programmable coin acceptor with memory for 3 types of coins. It uses the thickness, diameter and fall time of the coins for identification. Programming is done using buttons and a 7-segment display on the side of the device. SparkFun COM-11719