Image: Overview of the QIACHIP 433MHz RF Transmitter and Receiver Module Kit, showing three pairs of modules with their respective spring antennas. 2. COMPONENT IDENTIFICATION AND SPECIFICATIONS2.1. RX480E Receiver Module 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