Specifications:
Dimensions: 47 x 78 mmWeight: 46 gInput Voltage: 5V-32V DCRelay Current Rating: 30A max.Module Type: XY-MBO21FOperation: Bluetooth-enabled automatic switchingInterface Support: Mini Program/UART Serial Port

Features:
1. High Current CapacityThe module supports up to 30A current, making it suitable for high-power devices and ensuring reliable switching performance in multiple applications.2. Wide Voltage Input RangeCompatible with a broad range of DC input voltages from 5V to 32V, allowing diverse applications and flexibility in setup.3. Bluetooth Automatic ControlSeamless connection to mobile devices via Bluetooth enables hands-free operation, making remote control simple and convenient.4. Multi-Functional InterfacesSupports both mini programs and UART serial port for seamless integration with various configuration modes, providing greater adaptability for diverse user needs.5. Compact Size and Lightweight DesignWith dimensions of 47 x 78 mm and a mere 46 g weight, the module is easy to install and saves valuable space, making it ideal for compact setups.

Package Included:
1 x Bluetooth Proximity Single-Channel 30A Relay Module1 x 4-Pin Single-Row Connector