433Mhz Wireless Remote Control EV1527 Learning Code Transmitter 2 bottons DC 12V 10A RF Relay Receiver12V single channel receiving 433 frequency one [with shell] Single-channel controller technical parameters:1. Working voltage: 12V2. Standby current: 8mA3. Working frequency: 433Mhz4. Coding type: fixed code, learning code5. Receiving sensitivity -105dbm6. Output: 1-way unconnected switch (jog/self-lock/interlock can be set by yourself)7. Load recommendation: 10A relay (reservation should be reserved in use) recommended load < 90w, inductive load < 50w and not suitable for frequent start and stop8. Output mode: electric shock output (can control AC, DC)9. Circuit board size: 34*31*16MM10. Shell size: 42*39*26MM