The Microchip Pet Feeder is ideal for petowners who have more than one pet as it prevents food stealing. The feeder reads a pets microchip as it approaches and if the correct pet is detected the lid opens before closing again when they move away. The feeder is perfect for overweight pets or those on special diets and also stops children and dogs from getting another pets food. Battery C type is needed as this is not included. Prevents pets stealing each others food. Suitable for small, medium and large siz...