x2! I used my Viair tire inflator
jassco
2020-10-10 08:05:06
( reads)
which runs at 10 amps max. I ran it for about 5 minutes. That is equivalent to 8 minutes run-time of your mattress inflator. Use a few percentage of your battery capacity is not a big deal. It is all about one's anxiety.
Best regards,
Alex