jOY-iT ESP Microcontroller with Relay – Compact Development Board for IoT Prototyping
The jOY-iT ESP Microcontroller with Relay is a compact development board based on the ESP32 processor, designed for makers, students, and engineers who need a versatile platform for IoT prototyping and embedded projects.
ESP32 processor with 1 core delivers reliable performance for wireless applications
GPIO interfaces enable flexible connectivity with sensors, actuators, and external modules
Integrated relay output allows direct control of AC/DC loads without additional driver circuitry
WLAN connectivity built in for wireless communication and remote monitoring
What sets the jOY-iT ESP01-RM apart
Unlike generic microcontroller boards, this development board combines the ESP32's wireless capabilities with a built-in relay in a minimal footprint, making it suitable for home automation, sensor nodes, and small-scale control tasks right out of the box.
Ideal for...
Makers and electronics students who need a low-cost, WiFi-enabled microcontroller with a relay output for prototyping smart-home devices, environmental sensors, or automated switching circuits.
Application of the jOY-iT ESP Microcontroller
Connect sensors or actuators to the GPIO pins for data acquisition or control
Use the integrated relay to switch higher-power loads such as lamps, fans, or small motors
Program the ESP32 via the Arduino IDE or ESP-IDF framework for wireless data transmission
Deploy in IoT setups where WLAN connectivity and relay control are required in a single board
jOY-iT is a Swiss brand specializing in microcontroller development boards and embedded electronics kits. The product line focuses on ESP-based platforms that combine wireless connectivity with practical I/O interfaces for makers and educational use.
It is a development board for IoT prototyping, embedded projects, and control applications that require wireless communication and relay-based load switching.
The ESP32 processor supports the Arduino IDE and the ESP-IDF framework, the two most common development environments for ESP32-based boards.
The board provides GPIO interfaces for digital and analog I/O, plus integrated WLAN for wireless connectivity.
The delivery includes the jOY-iT ESP01-RM development board only; cables, sensors, and power supplies are not included.
The product comes with a 24-month manufacturer warranty covering material and manufacturing defects.
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