Features / Functions1.Colour LED Dispaly (maximum 10 contents display)* ①. Messages(Max 20 characters and multi-colur)* ②. Gallery (build-in 96 DIY pictures library in APPs)* ③. Phone Gallery Photo display* ④. Camera Photo display2. BlueTooth link with the mobile phone* Eidt & transmit massages or photos to LED Fan.3. "°C" & "°F" degrees display Thermometer4. Timer display On/Off control 5. Auto synchronize timer （when FAN link with the phone)