Nintendo Switch improved battery (Gray Joy-Con)
Gray Joy-Con · HAC-001(-01) · Nintendo · 2019
Why
There’s no units produced with a source and not enough listings. We don’t make things up.The Nintendo Switch is a video game console developed by Nintendo and released worldwide in most regions on March 3, 2017. Released in the middle of the eighth generation of home consoles, the Switch succeeded the Wii U and competed with Sony's PlayStation 4 and Microsoft's Xbox One; it also competes with the ninth-generation consoles, the PlayStation 5 and Xbox Series X/S. The Switch is a tablet that can either be docked for home console use or used as a portable device, making it a hybrid console.
For now, in English only. Source: Wikipedia, CC BY-SA 4.0How to tell them apart
Standard black console and dock; mostly red retail box (improved-battery model); gray Joy-Con.
Details from sources
JP 2019-08-30 (ja Wikipedia); NA mid-August 2019, UK September 2019 (en Wikipedia).
Data source: ja.wikipedia.org
Yes this option? Take a photo of it - the app will recognize the model, verify it’s in your hands, and give you a collectible card with a number and rarity.