MiNi WiFi controller is a kind of Wi-Fi controller. All the advantages of Wi-Fi control has been set on it. Collocating with upgraded mobile software, it is more comfortable and novel in style. It makes the LED control more convenient, simple and humanized. User can control the lights freely. The controller can support router mode by allocating upgraded mobile software. Multi-controllers can be added to one router which makes the light control and surfing the Internet work together and can avoid the trouble of switching Wi-Fi. Using Wi-Fi technology can make our control range more wider and can get rid of narrow space constraint, in building can control more than 50m, in outdoor can control more than 100m.