during going up the stairs the chair only travels at half speed?

during going up the stairs the chair only travels at half speed why
ron, December 2017


done
If the Lift is plugged into the wall, would it still need battery power?

Steve L, October 2018
Was told that the batteries are loosing their power and need replacement. The were replaced 3 years ago.
Hope ir Helps

Mac, February 2018