The device has a Privacy Display that’s said to be the first of its kind on a smartphone. The idea here is to prevent people around from seeing what’s on the screen from acute angles. There's a small decrease in brightness when Privacy Display is active, and there are lots of customization options.
It gives you access to professionally designed graphics and much more.
，详情可参考爱思助手下载最新版本
Other instant cameras to consider
(promo.isValid ? Success({...cartContents, promo}) : Failure('Invalid promo'));