Item name: signal conversion module Wide voltage input: 4-18V Support protocols: CRSF/PWM/SBUS/PPM PWM channel: 8 channels (50Hz) Small module: blue LED flashing: waiting for connection, blue LED constant flashing: successfully connected Used for RC FPV drone receiver Automatic recognition conversion: RX: input CRSF, TX: output SBUS RX: input SBUS, TX: output CRSF RX: input PPM, TX: output CRSF Application scenarios: ELRS (CRSF protocol) remote control data entry SBUS protocol remote control data entry PPM protocol remote control data entry 8 channels PWM data entry Color: As Shown Material: PCB Package Contents: 1 x Receiver signal conversion module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.