Recently, XSTO has upgraded the economic stair climbing hand truck ZW4170D. There are some new features than never before.

There is a display screen to show the error code on the motor case. When you meet any problems, there wil be code shows on the display screen and you just tell our technician, and they will know the problems.

Another new feature is that there is angle recognition functions for the new version, you can the speed button or the direction button for a few seconds until the lights shows in green, then the angle recognition function is working.

If the angle recognition function is on, the speed will slow down when your drag angle is not in 10~75 degrees.

For any other inquiries, please feel free to contact us.
Email: info@xsto.net
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US Online Store: [ Ссылка ]

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