The very popular 595 shift register chip of the 74 series is used a lot by hobbyis because of its wide availability, good speed and simplicity. Just plug it on an arduino like shown in the tutorials and youi have 8 more outputs, put two and you have 16 more outputs ! (up to a lot of them actually, with only three pins !)
Digital RGB LED Flexi-Strip is an intelligent light source consist s of WS2812B RGB LED with Integrated Driver Chip. The control circuit and RGB chip are integrated in a package of 5050 components.
This LED flexible strip is a full-color that external control for each lamp beads. It with high brightness, can achieve effects of full color running water,...
This TFT LCD is designed for RPI, you can design it for many other things. It is play and plug, very easy and good item for your raspberry pi project and just simple connect to Raspberry Pi, you can start you Raspberry pi experience.
The STM32L053 discovery kit helps you to discover the ultra-low-power microcontrollers of the STM32 L0 series. It offers everything required for beginners and experienced users to get started quickly and develop applications easily. Based on an STM32L053C8T6, it includes an ST-LINK/V2-1 embedded debug tool interface, linear touch sensor, touch keys, IDD...
The D1 is an Arduino Uno-like wifi board based on ESP-8266EX.
11 digital input/output pins
1 analog input(3.3V max input)
a Micro USB connection
a power jack, 9-24V power input.
Compatible with Arduino