2.85 should be about enough to keep your Switch from discharging during handheld play, and would likely slowly charge the battery when in use. Just fyi. 
How long is the cord?
We just got the info:
Cord length: 75 inches
2.85 should be about enough to keep your Switch from discharging during handheld play, and would likely slowly charge the battery when in use. Just fyi.
How long is the cord?
We just got the info:
Cord length: 75 inches