1. In the description, it says the inflator can inflate 7 tires. What size are the tires?
When the product is fully charged, it can inflate seven 225/40 R18 tires from 0 psi to 36 psi and takes less than 6 min for each. It can also top off about thirty 225/40 R18 tires from 29 psi to 36 psi, taking 1 1/2 min for each.
2. Can it be used to inflate RV tires?
Yes, the maximum pressure value is 150 psi.
3. Which converter is for inflating the car tire? I don’t have one for the car tire.
To inflate a car tire, simply connect the air tube to the tire valve; no converter is needed.