CJMCU VIRTUAL KEYBOARD USB TF STORAGE ATMEGA32U4

• Wide Input Voltage Range
• Fast Charging Support (QC3.0)
• Adjustable Output Voltage (3-12V)
• High Efficiency Buck Converter
• Compact and Portable Design
• Reliable and Stable Performance
• Overload and Short Circuit Protection

Highlights:

• Real-time monitoring of voltage, current, power, and energy.
• High accuracy with a measurement range up to 100A AC.
• Compact design, ideal for DIY and professional applications.
• Easy communication with microcontrollers via TTL serial interface.
• Low power consumption and high reliability.
• Supports bidirectional energy flow measurement.

Highlights :

• High-quality EKG/EMG shield for Arduino and other microcontrollers.
• Ideal for measuring and analyzing bioelectrical signals like heartbeats and muscle activity.
• Compact, reliable, and perfect for medical or fitness-related projects.

Highlights :

• 12-core multi-color ribbon cable, 1-meter length.
• Ideal for electronics, prototyping, and DIY projects.
• Flexible, durable, and easy to work with clear color-coded wires.

• High-Performance ATmega328P Microcontroller
• DIP IC Design for Easy Replacement and Upgrades
• USB A to B Cable for Seamless Connectivity
• Durable Acrylic Case for Protection and Aesthetics
• Multiple Digital and Analog I/O Pins
• Integrated UART, SPI, and I2C Communication