Untitled

#include <SPI.h>
#include <RF24.h>

RF24 radio(9, 10); // CE, CSN

const byte address[6] = "00001";

void setup() {
  Serial.begin(9600);
  radio.begin();
  radio.openReadingPipe(0, address);
  radio.startListening();
}

void loop() {
  if (radio.available()) {
    byte data[2];
    radio.read(&data, sizeof(data));
    int val = (data[0] << 8) | data[1];
    Serial.println(val);
  }
}