This is a splittable 40 pin dual male jumper wire, it is super flexible, can be transformed from 1-40 pin jumper wire. With some of these, you will no need to worry about the jumper wires you got before do not fit your project, just split it and go.
This laser pointer or laser pen is a small handheld device with a laser diode emitting a very narrow coherent low-powered laser beam of visible light, it is frequently used in lecture halls and demonstrations to point at topics of interest on a presentation board. In a school setting, they have become ubiquitous, and they are very useful teaching aids....
A simple rotary encoder for all your projects.
It's like a potentiometer, but without end. It sends pulse to your microcontroller to let you know in which direction it turned. This version also has a button.
Raspberry Pi 3 Model B+
The Raspberry Pi 3 Model B+ is the latest product in the Raspberry Pi3 range, boasting a 64-Bit quad core processor running at 1.4GHz, dual band 2.4GHz / 5.0GHz wireless, Bluetooth 4.2/BLE, faster Ethernet and PoE capability via a separate PoE HAT. The dual band wireless comes with modular compliance certification...