Why my batter of the electric stairs climbing trucks can not be recharged?

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• Why the charger of the electric stairs climbing trucks cannot charge ?

  Please do the following troubleshooting methods: 1) The charger does not light up: not connected to the power supply. Please confirm that the power cord is connected 2) The battery does not light up: Please press the battery button and see if the ...

• How to replace the track or other accessories of my electric stairs climbing hand truck?

  Please kindly contact our customer support at service@tosupport.com about this problem. Thanks

• What are the step height requirements for using a Electric Stair Climbing Hand Trucks?

  It could be used on the stair with a slope angle less than 35 degrees.

• What is the battery life cycle of this Electric Stair Climbing Hand Trucks?

  It is 5 years. Hope helps~ Thanks

• What are the accessories of stair climbing machine?

  Package Include: 1* Electric Stair Climbing Dolly 1* Batteries Included 1* Charger 1* Accessories Bag 1* Safe Belt 2* Key 1* User Manual