Night mode is an automatic setting which takes advantage of the new wide-angle camera that's in the iPhone 11 and 11 Pro models. It's equipped with a larger sensor that is able to let in more light, allowing for brighter photos when the light is low.
16" MacBook Pro Now Available
iPhone XR Successor Could Replace Coral and Blue Options With Green and Lavender
According to the report, the 2019 iPhone XR will be available in new Green and Lavender colors, which will replace the current Coral and Blue colors. The other current colors of White, Black, Yellow, and (PRODUCT)RED will continue to be offered on the next-generation models.
Mac Otakara also claims to have some information on cases for the next-generation iPhone XS and XS Max models, indicating that silicone cases for the new models will likely come in White, Black, (PRODUCT)RED, and shades similar to the current Spearmint and Mellow Yellow cases, as well as one that's close to the current Lilac leather case.