The CYCLONE series receiver is based on the open-source architecture and program of ExpressLRSI. ESP8285MCU is used. You can upgrade the firmware through WIFI, which is very friendly. Usually, you only need to power up the receiver and turn off the remote control. By default, you can find the hotspot of LExpressLRSE 60 seconds later. Connect to the hotspot through a computer or mobile phone. The key is expressIrs. Then you can access 10.0.0.1 to upload the receiver firmware.

Nano 2400RX receiver with power amplifier (PA+LNA). Therefore, it has 100mW telemetry output and better sensitivity at longer distances. It uses IPEX1 1st generation antenna pedestal and external T antenna (customized by professional factory, each antenna has been tested by a professional device to ensure quality, lightness and durability).

Because of the low latency and high refresh rate RF modules of the ELRS Nano receiver, they are very suitable for FPV competitions and long-range. At the same time, these receivers have ultra light and ultra small dimensions.

Nano 2400RX  
Firmware: BETAFPV 2400RX
Type: ISM
Antenna Interface: IPEX1
Max Refresh Rate: 500Hz
Min Refresh Rate: 25Hz
Working Voltage: 4-5.5V
Weight: 0.65g
Size: 17mm*10.5mm*3mm
Protocol: CRSF (Betaflight)

Product List:
Nano 2400RX *1
T Antenna *1
30# connecting wire *4 (black, red, white, yellow)
Heat Shrinkable Sleeve *1