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.
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Alleged iPad 5 Front Bezel Photos Show Narrower iPad Mini-Like Sides
Sources appear to be split on when the fifth-generation iPad will make its debut, with some having suggested that Apple could hold an event as early as this month if the device is ready, while others have claimed that Apple is shooting for an October release. Just yesterday, Digitimes claimed that Apple is planning to ramp up production for the new iPad in the July/August timeframe.
Back in February, we commissioned CiccareseDesign to create renderings of the fifth-generation iPad based on circulating rumors and leaks, and today's front bezel photos are indeed consistent with those renderings.