For drones weighing a lot less than 250g and not using a digital camera, neither ID is important. That said, you still have to adjust to the UK’s drone rules. Based on the Drone Code, This implies preserving Visible contact with your drone, flying no greater than 120m higher than https://www.aeroindustrial.com/product/dji-mavic-3-enterprise-parte-04-estacion-de-carga-de-baterias-100w/