This app is used for authorised control of up to 3 different functionalities of up to 4 different SMS enabled remote appliances. For each remote appliances, the app Settings screen allows user to enter the remote appliance phone number and a personalised 6 digit PIN. On the main screen of the app, there are 3 buttons (LE, GE, and GX) for each of the 4 remote appliance. Each of these button, when tapped, will append an extra single digit (1, 2, or 4 receptively) to the 6 digit user PIN and this 7 digit number is passed as the text of the SMS to the iPhones default SMS composer. User may then tap Send on the default SMS composer or cancel.
On the remote appliance, the processor verifies the first 6 digits as PIN and the 7th digit is used to determine which functionality was request. The application is limitless and up to the user imagination.
The app buttons are name LE. GE, and GX for a specific application, but the user may interpret them as they wish to match their application.