B-CUBE ExpressLRS 915RX 915MHZ Open Source ELRS High Refresh Rate Ultra Small Distance Receiver Betaflight
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B-CUBE ExpressLRS 915RX 915MHZ Open Source ELRS High Refresh Rate Ultra Small Distance Receiver Betaflight

Product Name B-CUBE ExpressLRS 915RX 915MHZ Open Source ELRS High Refresh Rate Ultra Small Distance Receiver Betaflight
Category For PIXHAWK
Product ID #000335
Updated 2026-11-14

ExpressLRS 915RX

Specification:

  • ESP8285 MCU (FCC)
  • SX1276 RF
  • Frequency range: 915MHz FCC
  • Maximum receiving Refresh rate: 500HZ
  • Minimum receiving Refresh rate: 25HZ
  • Working voltage: 5V
  • Weight: 0.6g (excluding antenna)
  • Firmware: BETAFPV_ 900_ RX 3.0.0.HEX
  • Size: 11mm * 18mm * 3mm

Indicator light status:

  • Double flashing: Code matching mode
  • Slow flashing: no transmission signal received
  • Always on: Received transmission signal
  • Flash: WIFI upgrade mode

Frequency matching steps:

1.After the receiver is connected to the flight control, connect a USB to power the flight control. After inserting the USB for the first time, disconnect the USB immediately when the LED light on the receiver goes out. Repeat the operation twice, and when the USB is inserted for the third time, the LED will start to double flash, and the receiver will enter code checking mode.

2.After correctly connecting the 915M (868M) ELRS tuner module to the remote control, copy the ELRS.LUA file to the SD card in the remote control, directory SD Card/Scripts/tools, and then run ELRS.LUA for Bind operation.

3.After successful binding, the LED on the receiver will become permanently lit and telemetry signals can also be received.

Shipping packaging:

  • Receiver * 1
  • Wire * 4
  • T-shaped antenna * 1


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