As is the case with a smartphone, the most annoying thing about the Nintendo Switch is that it tends to run out of battery when you need it most. But again, just like a smartphone, there’s something you can do to fix that. The Antank Switch Battery Charger Case packs a massive 6,500 mAh battery into a compact case that attaches to the back of your Switch. Presto, you’ve doubled your battery life!

Here’s some key info from the product page:

The Switch battery backup specially design for [2017 Switch] video game machine, not only give 6500mAh additional power, but also protect it from dropping by accident

Technical specification
Battery type: Li-Polymer Battery
Model: SWBC-007
Capacity: 6500mAh(32.5Wh)
Input: 0.5-1.8A(auto-identity)
Output: DC=1.5A
Charging interface: Type-c
Net weight: 227g

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