Electric Stair Climber:This electric stair climber is made of aerospace steel cold-welded frame, reducing self-weight and lightweight to use. Thickened S-shaped support arm enhances the toughness and is sturdy and unbreakable, suitable for many occasions, such as lifting copiers, beverage containers, kegs, tire piles and so on. It allows you to move heavy objects easily. Trolley Cart Serving storage Working Platform Commercial Bar wheel rack iron frame Display Stand holder side table TV tray bedside table Casters Shelves truck Makeup Cart Easy to Use:This cart is equipped with point-and-touch operations buttons, ergonomically designed retractable handles and an automatic edge braking system, allowing you to move confidently and safely up and down all staircases (please practice going up and down the staircase without weight before using it under load). Only requires a single operator. Super Power:The electric stair climber is equipped with a 1200W brushless powerful motor, which is more efficient and faster, ultra-long service life, can climb 5,000 steps (300 floors) when fully charged, and can be adjusted from 0 to 80 steps/minute (stepless speed regulation). Superior Loadbearing:The stair climber with baked enamel grade storage plate is wear and corrosion resistant, thickening precision steel load frame is safe and reliable to use, with a load capacity of up to 400kg, it allows you to maneuver like a wheelbarrow and carry heavy objects with ease.