Tiny Planet is small device connected to a GSM cell phone. When the mobile receives a predefined SMS (text message), like "Activate burglar alarm" or "Start backup pump", the circuit automatically recognizes it as a command, and switches the output p

这是一款简单的备忘录，可以备份你的电话号码，可以备份你的重要信息。-This is a simple memorandum, you can backup your phone number, you can backup your important information.