For drones weighing fewer than 250g without having a digital camera, neither ID is critical. Having said that, you continue to ought to comply with the united kingdom’s drone rules. According to the Drone Code, This suggests protecting visual connection with your drone, flying no higher than 120m earlier mentioned https://www.aeroindustrial.com/compra-drones-dji-y-accesorios-en-la-tienda-en-linea-de-aero-industrial/