Histórico do passo nº 11 do guia Apple Watch Series 3 Teardown

	[* black] Last call: back cover. It's press-fit over a teflon-like O-ring, but a thumbs-up and a firm push relieves it of duty.
	[* black] The material has been standardized across watch models and souped up to snazzy ceramic, replacing the previous Ion-X or Sapphire options.
	[* black] It also houses the [https://en.wikipedia.org/wiki/Photoplethysmogram\|PPG sensor array\|new_window=true] that is responsible for sensing heart rate.
	[* black] It would've been cool to see some change from [guide\|67385\|the Series 2\|stepid=136503\|new_window=true] after [http://appleinsider.com/articles/15/10/23/apple-watch-users-complain-of-inaccurate-heart-rate-readings\|complaints about accuracy\|new_window=true] in previous models. As far as wearables go, however, the Apple Watch [http://appleinsider.com/articles/17/05/24/stanford-study-finds-apple-watch-top-notch-heart-rate-monitor-mediocre-calorie-counter\|is the best of the bad\|new_window=true].
	[* black] Also it appears that the wireless charging coil has been slightly modified to support ''[https://www.theverge.com/circuitbreaker/2017/9/22/16349480/apple-watch-series-3-qi-wireless-charging\|most\|new_window=true]'' Qi wireless chargers.
-	[* black] Lastly, ~~we find~~ a ~~significant-looking hole in the case near the diagnostic~~ port.
+	[* black] Lastly, here's a better peep at that [guide\|97521\|barometric port\|stepid=179039\|new_window=true] we mentioned earlier.

	[* black] Last call: back cover. It's press-fit over a teflon-like O-ring, but a thumbs-up and a firm push relieves it of duty.
	[* black] The material has been standardized across watch models and souped up to snazzy ceramic, replacing the previous Ion-X or Sapphire options.
	[* black] It also houses the [https://en.wikipedia.org/wiki/Photoplethysmogram\|PPG sensor array\|new_window=true] that is responsible for sensing heart rate.
	[* black] It would've been cool to see some change from [guide\|67385\|the Series 2\|stepid=136503\|new_window=true] after [http://appleinsider.com/articles/15/10/23/apple-watch-users-complain-of-inaccurate-heart-rate-readings\|complaints about accuracy\|new_window=true] in previous models. As far as wearables go, however, the Apple Watch [http://appleinsider.com/articles/17/05/24/stanford-study-finds-apple-watch-top-notch-heart-rate-monitor-mediocre-calorie-counter\|is the best of the bad\|new_window=true].
	[* black] Also it appears that the wireless charging coil has been slightly modified to support ''[https://www.theverge.com/circuitbreaker/2017/9/22/16349480/apple-watch-series-3-qi-wireless-charging\|most\|new_window=true]'' Qi wireless chargers.
-	[* black] Lastly, ~~we find~~ a ~~significant-looking hole in the case near the diagnostic~~ port.
+	[* black] Lastly, here's a better peep at that [guide\|97521\|barometric port\|stepid=179039\|new_window=true] we mentioned earlier.