The TM1637 4 Bits Digital Tube LED Display Module is an affordable solution for displaying the output data of your Arduino project. Though the data displayed is restricted by numbers still it allows users to display some characters too like A, B, C etc. Use this module to build a digital counter, clock, squid game red light green light project or ultrasonic range finder.

The 433MHz Wireless Remote Control Switch Module epitomizes cutting-edge wireless technology, ensuring reliable performance marked by stable communication, extended reach, and remarkable interference resistance. Tailored for a myriad of applications spanning from toys to model airplanes, it stands as the cornerstone for Scoreduino boards featuring RF control. Versatility defines its essence, with support for three distinct working modes and the capability to sync with up to 20 remote controls, offering adaptability and scalability across various projects. Boasting independent address codes and the ability to customize remote control additions, it seamlessly integrates into diverse systems. Complete with both receiver and remote control units, it provides an all-inclusive solution for wireless control requisites. Whether steering remote-controlled vehicles or orchestrating intelligent data gathering systems, this module unlocks endless possibilities, cementing its status as an indispensable asset for wireless control

This module is designed to work with the basic DIY clap switch circuit. With this module you can control lights operating at 220V AC.