Keyestudio

The Keyestudio NRF24L01 2.4GHz Wireless Transceiver Module is a compact radio frequency communication module designed for wireless data transmission between microcontrollers and embedded devices. Operating in the 2.4GHz ISM frequency band, it enables two-way wireless communication for Arduino projects, robotics, remote control systems, and IoT applications. This 4-piece set is...

Product Description The Keyestudio 1602 I2C LCD Display Module is a compact 16×2 character display module featuring a blue backlight with crisp white text designed for seamless integration with Arduino UNO R3, Arduino MEGA 2560, Arduino Nano, ESP32, Raspberry Pi, and other microcontroller development boards. Using the I2C/TWI communication interface, it reduces...

The Keyestudio 4-Channel 5V Relay Module is an electronic switching board designed to control multiple electrical devices using Arduino-compatible boards and other microcontroller systems. It features four independent relay channels, allowing users to switch up to four separate circuits through low-voltage control signals. Operating with a 5V control supply, this...

The Keyestudio 8-Channel 5V Relay Module is an electronic switching board designed to control up to eight independent electrical circuits using Arduino and other compatible microcontrollers. Each relay operates with a 5V coil supply, making the module suitable for automation projects, electronic control systems, and DIY applications. The module allows...

The Keyestudio CH340 Nano Controller Board is a compact and versatile development board designed for electronics projects, DIY applications, and embedded system development. Compatible with the Arduino Nano platform, it features a CH340 USB-to-serial converter for easy programming and communication with a computer via USB. Its small size makes it...

The Keyestudio HC-SR04 Ultrasonic Sensor is a non-contact distance measurement module designed to detect objects and measure the distance between the sensor and nearby surfaces. It uses ultrasonic sound waves to calculate distance, making it ideal for obstacle detection, robotics, automation, and electronic measurement projects. Operating at 5V DC, the sensor...