Enhance your Raspberry Pi projects with this high-quality Relay Expansion Board, specifically designed for Raspberry Pi models A+, B+, 2B, and 3B with 40-pin interfaces. This relay module enables your Raspberry Pi’s low-current GPIO output to control high-current loads safely and efficiently, making it ideal for applications in smart homes, automation systems, and other high-voltage electrical controls. Key Features: · Wide Compatibility: Designed for Raspberry Pi A+, B+, 2B, and 3B models featuring 40-pin GPIO headers, ensuring seamless integration and ease of use. · High-Quality Relay: Built with durable, high-performance relays capable of switching up to 5A AC or 5A at 30V DC loads, providing reliable control for a variety of appliances and devices. · Optocoupler Isolation: Incorporates optocoupler technology to provide electrical isolation between the Raspberry Pi and high-voltage circuits, protecting your Raspberry Pi from interference and damage. · Relay Indicator Light: Equipped with a built-in LED indicator to clearly show the relay’s operational status, allowing for easy monitoring during use. · Convenient Relay Selection Jumper: Features a jumper for flexible relay control, enabling selection of different Raspberry Pi pins for relay operation, enhancing versatility for different project needs. · Compact and Durable Design: Constructed using a sturdy PCB material measuring approximately 9.2 x 5.8 x 3 cm (3.62 x 2.28 x 1.18 inches), this expansion board is compact, lightweight, and built to last. Specifications: · Material: PCB · Size: 9.2 x 5.8 x 3 cm (3.62 x 2.28 x 1.18 inches) · Color: As shown in the product image · Compatibility: Raspberry Pi models with 40-pin GPIO interfaces only Package Includes: · 1 x Relay Expansion Board This Relay Expansion Board offers a safe and efficient solution to control high-power electrical devices through your Raspberry Pi’s GPIO pins, combining robust hardware with essential protective features. Perfect for hobbyists and developers aiming to expand their Raspberry Pi’s functionality in home automation, smart devices, and other strong current electrical applications.