Here’s What Every Hole on the Apple Watch Series 4 Is for

The Apple Watch Series 4 is a carefully and meticulously designed device. Every slot, hole, button and apparatus has a unique and distinct purpose. But, of course, you may not know what all of the physical design features of your own Apple Watch actually do.

There’s the Side button and Digital Crown, of course, but what about all of the holes on the outside of the wearable? Continue reading to learn about all of those mysterious holes on your Apple Watch Series 4.