1)Smartphone Can't Control Directly: Needs an extra gateway (hub) for APP control,it's sold separately,please search B01N7C3HXQ 2Work with RGBW LED strip lights with 5 wires. 3)Remote Control Directly(Excluded):You can control this strip controller receiver box with remote(search B01N57JJAA).30 meters=98 feet control distance,high wall-through ability,you can control led strip light easily 4)Wall Panel Control(Excluded):Install B3 panel controller(search B01N1V36DF) on the wall,it has the same function of the remote and it will make house much beautiful! 5)DC 12-24V Voltage: Input must be same with strip light working voltage,DC 12V or DC 24V. 2 input ways,DC 5.5*2.1mm male connector or bare wires.Power supply Excluded in package. RGBW LED Strip Light Controller Receiver Size: 85 x 45 x 22.5 mm Working Voltage: DC 12V ~ 24V Max load per channel: 6A Total Output Current: 10A Output connection: Common Anode(+) Programs: 9 kinds RGBW LED strip lights ASIN: B074J4ZBSV