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Specifications
Compatible with CRSF/SBUS protocol receiver.
Support CRSF to SBUS, or SBUS to CRSF conversion
Battery voltage(RxBt) telemetry over CRSF protocol
CRSF to SBUS latency <7ms
Rated voltage: 4~5.5V @5V pad,  0~36V @VBAT pad
No 5V regulator built-in,  VBAT pad is just for battery voltage sensing.
PCB size 15mm x 10mm,  0.6g
2pcs/package

LED status
slow blinks: CRSF-SBUS board does not receive CRSF or SBUS signal, e.g., receiver is not bound with transmitter, receiver is not connected to UART of CRSF-SBUS board.
solid ON:  CRSF-SBUS board and receiver are working normally.