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26cm LED Ring Light 3 Color 10 Brightness Adjustable Fill Light with Tripod Stand Dual Phone Clip for Youtube Live Stream Tiktok Broadcast - 50cm - ensuring you will always have a brightness and color temperature that suits you. Adjustable and Stable Tripod Stand: Extendable from 50/160/210CM, this product can be used as a desktop tripod, as well as a long standing tripod also. Our weighted iron tripod base provides increased stability that prevents the device tipping over. 3 Rotatable Phone Holders: Get the angle you want (horizontal, vertical, high-angle, low-angle, and more). Note: This is only suitable for smartphones. Extra Long USB Power Cable: Set up your light anywhere you like using our 3 meters long power cable. Our 5V USB power cable is widely compatible with laptops, desk...

On April 10, Apple and Google announced a coronavirus exposure notification system that will be built into their smartphone operating systems, iOS and Android. The system uses the ubiquitous Bluetooth short-range wireless communication technology. There are dozens of apps being developed around the world that alert people if they’ve been exposed to a person who has tested positive for COVID-19. Many of them also report the identities of the exposed people to public health authorities, which has raised privacy concerns. Several other exposure notification projects, including PACT, BlueTrace and the Covid Watch project, take a similar privacy-protecting approach to Apple’s and Google’s initiative. So how will the Apple-Google exposure notification system work? As researchers who study secu...

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How Apple and Google will let your phone warn you if you’ve been exposed to the coronavirus