This is a computer remote boot card, easy to install. When your computer in the company or elsewhere is shut down due to a power outage or other reasons. As long as there is wifi where the computer is located, the computer's power supply is normal. Then you can turn on the computer remotely through the mobile APP. "Ewelink App" (use the same APP as sonoff, compatible with each other) “Tuya smart or smart life App” these two devices have some difference on appearance,but has the same function Can work with alexa echo google assistant and yandex Alice. Description: 100% Brand New and High Quality! APP: eWeLink optional,tuya smart/smart life optinal Requirements: The motherboard has an available PCIE slot, and a wireless router (WI-FI) is required around the computer. Please note: both assembled and branded computers can be used, neither tablets nor laptops This product uses a mobile phone APP to remotely control the computer to turn on and off. With this product installed on the computer, you can remotely control the computer to turn on and off without any distance and achieve remote operation of the computer. With Sunflower software or TeamViewer, you can also copy files on your computer remotely. Computer blue screen, crash can be forced to power off and then on again Help you control your computer from anywhere. Compatible with Amazon-Alexa, for Google-Home/Nest, IFTTT.yandex Alice Timing control function, you can set schedule(Max 8 set)/countdown/loop timers to turn on/off your computers. Easy share state feedback, device status timely provided to the EWeLink. Stable and safe, never lost signal or loose. Specifications: Item type: Computer Remote Boot Card Interface: PCIE Wi-Fi standard: Wi-Fi 2.4gigahertz 802.11 b/g/n,don't support 5G wifi. Working temperature: -20~70 Working humidity: ≤80% Mobile App: EWeLink on Android/IOS Package Included: 1 * remote boot card 2 * connection cable 1 * Screwdriver 1 * Instructions Tuya/smart life App version installation instruction eWelink App version installation instruction