QUESTION: Is this scooter air line approved?

QUESTION: What percentage of a perosn's weight will the commode assist with?

QUESTION: Is this travel wheelchair DOT approved? Or does it need to be approved to use it in an airline?

QUESTION: Can the rail on product # 61311 be changed with the rail on other similar shower chair

QUESTION: i am wondering about the orange electric chair that has the four big wheels can it be rented out and if yes how much.