Easy Installation: USB port, work with computer. Install to , 't need any driver software. It only for desktop computer.Tuya App Remote Control: Control your computer on Tuya App anytime any where. Wifi+Bluetooth Connection: When wifi is disconnected, you can still control your PC on Tuya App through bluetooth connection, 't need any setup.Voice Control: Work with , Google Home Assistant, Yandex . Timer and Schedule: Set a timer to on/off, or make a weekly schedule to on/off the computer, automate your PC.Reset And Force Reset: Not only " on/off" function, it also support "Reset and Force Rest" function, avoid harm to your computer system. Relay Status (only PRO Card): You can set the computer to on or keep off status, when up again after failure. ATTENTION: If the computer turn on automatically after it's turned off. Here are the solutions: (1) On computer, go to WINDOWS settings and " ", change the option "When Press on button" to "Shut ". (2) On computer, go to BIOS settings / Anvanced / Configuration, change the option "ErP " to "Disabled" status. (3) If your computer "Wake on Lan", please it. 1. After installing this card, the button on PC case and App can be used at the time. 2. when you out for vacation or bussiness, the app will work on 2/3/4G mobile network. You can control PC by app anywhere. 3. When wifi is offline, just need to open the phone bluetooth, then you will be able to control the PC on App. 4. It can be connected with wifi router directly. 't need any or hub. Note: connecting cable Random color, 't accept the specified color. Material: PCB+metal colour: black+white Package Contents: 1 x boot card with cable (different batches, the welding position of the antenna on the boot cardmay be different, it does not affect) 1 x USB cable 1 x connecting cable (the color of the connecting wire is random) 1 x 433Mhz remote control random stickers (the color and style of the remote control random stickers are sent randomly,'t accept the specified.) Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.