With Signal Indicator
M17 and MT5 FH5
RX-493i 4-Channel Receiver w/ Coaxial Antenna, for M-17 and M-5 
- 2.4 GHz FHSS5 Spread Spectrum System 4ch
- Compatible with Telemetry (Cannot connect RPM or Temperature sensor)
- Compatible with SSL (SUPER VORTEX Series, etc...)
- Ultra Response Mode (SUR)
- Extreme Response Mode (SXR)
- Waterproof
- The smallest and most light receiver in the class
- Plug in Bind
- Short Coaxial Antenna
- Indicator function can check signal strength