This is an FT232RL FTDI USB to TTL serial adapter module. It translates USB signals into serial data that microcontrollers can understand. Engineers and hobbyists commonly use this adapter to program Arduino boards, debug microcontrollers, and connect serial devices to a computer via a standard USB port.

The 5 Way DB Box, or distribution box, is a protective plastic enclosure used to house circuit breakers and electrical connections safely. It features space for up to five modular circuit breakers. It is commonly used in home electrical wiring, solar setups, and workshop power management.

This single-sided PCB copper board measures 10x15 centimeters and provides a solid base with a copper layer on one side. It is commonly used to build custom electronic circuits and permanent prototypes. Makers and students use it to etch their own designs and solder components securely, making it ideal for larger DIY electronics projects.

This is a double-sided veroboard, measuring 5x7cm, featuring a grid of copper holes for soldering components. It lets you turn temporary breadboard circuits into permanent electronics builds. It is commonly used by hobbyists and students for DIY prototyping, custom circuit creation, and soldering electronic projects securely.

This pH sensor module is designed to measure the acidity or alkalinity of liquid solutions with electronic feedback. It helps determine water quality accurately. This sensor is commonly used in hydroponics systems, aquarium monitors, wastewater treatment projects, and agricultural soil testing setups.

A double-sided Veroboard measuring 7x9 cm is a sturdy prototyping board with copper pads on both the top and bottom sides. This design gives you more flexibility for routing complex wire connections. People commonly use double-sided stripboard for building permanent, compact electronic circuits, custom breakout boards, and advanced DIY hobbyist projects.

This is an RS485 to TTL converter module. It allows microcontrollers to communicate over long distances using the RS485 protocol. It is commonly used in industrial automation, smart grid monitoring systems, and long-range wired communication between multiple electronic devices.