1. Easy Installation: Standard PCIe port, work with most destop computer. Install to use, don't need any driver software. 2. App Remote Control (Need Tuya Zigbee Hub): Work with Tuya/Smart Life APP, control your computer on Tuya App anytime any where. Always know the computer status on App. 3. Voice Control: Work with Alexa Echo, Google Home Assistant, easy to control your PC with simple voice command. 4. Timer and Schedule: Set a timer to power on/off, or make a weekly schedule to power on/off the computer, automate your PC. 5. Reset And Force Reset: Not only "Power on/off"function, it also support "Reset and Force Rest" function, avoid harm to your computer system. Child Lock: Make the PC Button out of function, never worry about sudden shutdown caused by kids or mistaken touch, avoid important date loss. 433RF Remote Control: Hard to reach the computer power button? The card come with a 433 Remote Control, just put it on the table or anywhere you want. Tuya Zigbee Card Using Zigbee communication mode, it cannot be directly connected to Wifi, and needs to be connected to the gateway. In the absence of Wifi network, local scenes can still be executed without affecting the control linkage of the device. (Note: must be used with Zigbee Hub. Tuya Zigbee Hub not included) NOTE: This product only work with Desktop PC, NOT work with laptop. ATTENTION: If the computer turn on automatically after it's turned off. Here are the solutions: (1) On computer, go to WINDOWS settings and "Power Options", change the option "When Press on Power button" to "Shut Down". (2) On computer, go to BIOS settings / Anvanced / APM Configuration, change the option "ErP Ready" to "Disabled"status. (3) If your computer use "Wake on Lan", please close it. Specifications: small baffle (shorter)/large baffle (longer) Colour:Black Material:PCB+Metal Package Contents: 1 x Zigbee computer boot cassette cable (cable color is random, and the specified color is not accepted). 2 x Antenna 1 x 4