Extend the Battery Life of your ROG Ally (and Turbo!)

The biggest weakness of the ROG Ally (and its peers) has to be the relatively poor battery life. Is there anything we can do about that, possibly involving bolting on more gadgets?

Timecodes:
0:00 Intro
0:36 The Battery Life Problem
0:59 Modding
1:34 The Allymate System
3:21 INIU 10Ah Power Bank
4:48 UGREEN Nexode 90Wh Power Bank
5:47 A New Problem
6:55 So...
7:28 Persona 3 Reload
8:56 SIFU
9:26 Midnight Fight Express
10:02 Untitled Goose Game
11:11 Halo MCC
12:11 Outro

Allymate:
https://getmechanism.com/collections/...
INIU 10,000mAh Power Bank:
https://www.amazon.co.uk/gp/product/B...

UGREEN 90Wh Power Bank:
https://www.amazon.co.uk/gp/product/B...