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
Kuo: 2019 iPhones Can Wirelessly Charge Other Devices, Feature Frosted Glass and Larger Batteries, and More
As for changes to expect in 2019, Kuo says the iPhone XR successor may be upgraded to 4GB of RAM, while all models will include frosted glass casing, larger batteries, the ability to wirelessly charge other devices, and new technology for indoor positioning and navigation.
The new 5.8" OLED may support DSDS, and the new 6.1" LCD may be upgraded to 4GB. All of part of the new models’ main upgrades include Ultra-Wide Band (UWB) for indoor positioning and navigation, frosted glass casing, bilateral wireless charging for charging other devices, upgraded Face ID (with a higher power flood illumination), larger batteries, and triple camera feature (wide, telephoto, and ultra-wide lens).Kuo also says all three models will include Lightning connectors rather than USB-C and have the same notch area as current models, contradicting other rumors of smaller notches.