The UNO Sensor Shield Base Expansion Board is a versatile I/O expansion module designed to simplify connections between your Arduino UNO and external components. It allows you to easily connect sensors, servos, relays, and modules without complex wiring or soldering.
By expanding all Arduino pins into convenient 3-pin headers (VCC, GND, Signal), this shield enables fast, organized, and reliable prototyping—perfect for beginners and advanced users alike.
Key Features:
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Full I/O expansion – brings out all digital and analog pins
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3-pin headers (VCC, GND, Signal) – plug-and-play for sensors and modules
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Compatible with Arduino UNO R3 and similar boards
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Supports multiple interfaces – I2C, UART, SPI, and more
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Servo support – can control multiple servo motors with external power option
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Dedicated communication ports – Bluetooth, RF, SD card, and LCD interfaces
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Stackable design – mounts directly on Arduino
Applications:
- Arduino learning and prototyping
- Robotics and automation projects
- Multi-sensor systems
- Servo motor control projects
- IoT and wireless communication setups
Specifications:
- Compatibility: Arduino UNO R3 (and compatible boards)
- I/O: 14 Digital + 6 Analog pins
- Interface Support: I2C, UART, SPI
- Connector Type: 3-pin (VCC, GND, Signal)
- Power Options: Arduino 5V or external supply (for servos)
- PCB Size: Approx. 57 × 56 mm
Package Includes:
- 1 × UNO Sensor Shield I/O Expansion Board
