Application enables to pilot any kind of receivers from an EXTRA FREE system which is an elaborate wireless navigation system. This app let you to wirelessly manipulate receivers like: traditional or LED illuminations, roller blinds, entrance gates, and other electrical appliances. That system differs from others because of its force stabilisation, and high reach. EXTRA FREE gives you the opportunity to configurate your system in a quick and easy way from any place. Pleasant interface encourages a cosy usage, but possibility to define scenarios and time events will make, that nothing surprise you.