Image: Dimensions of the TX118SA transmitter module, indicating its compact size. Dimensions: Approximately 0.74 inches (length) x 0.74 inches (width). 3. SETUP AND WIRING Proper wiring is crucial for the correct operation of the RF modules. Refer to the diagrams below for typical connections. 3.1. Basic Connection Diagram Document Outline QIACHIP RX480E+TX118SA 3SETS QIACHIP 433MHz RF Transmitter and Receiver Module Instruction Manual 1. Product Overview 2. Component Identification and Specifications 2.1. RX480E Receiver Module 2.2. TX118SA Transmitter Module 3. Setup and Wiring 3.1. Basic Connection Diagram 3.2. Power Supply and Antenna 4. Operating Modes and Pairing 4.1. Learning Button Usage 4.2. Mode Descriptions 4.3. Pairing Process 5. Troubleshooting 6. Specifications 7. Maintenance and Care 8. Warranty and Support