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Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users

Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing

Buy with confidence. Quality and compatibility guaranteed.
If you have any questions about the file formats, feel free to send us a message — we're happy to assist you!

Sincerely,
SURF3D
Trusted source for professional and affordable 3D models.

More Information About 3D Model :
An electric motor-powered hand truck, also known as a stair-climbing dolly, represents a specialized category of material handling equipment designed to transport heavy loads across vertical obstacles and stairs with minimal physical effort. This specific model features a reinforced structural frame constructed from high-strength aluminum or steel, integrated with a high-torque DC motor and a rechargeable lithium-ion battery pack. The mechanism typically utilizes a continuous crawler track system or a tri-wheel rotating assembly to navigate steps securely, ensuring stability and load integrity. Ergonomic design elements, such as adjustable handle heights and intuitive control interfaces, allow operators to manage payloads ranging from 150 to 500 kilograms. These devices are essential in logistics, appliance delivery, and industrial warehousing where elevator access is unavailable. The engineering of the stair climber incorporates electromagnetic braking systems for safety, preventing uncontrolled descents. By automating the lifting process, this equipment significantly reduces the risk of musculoskeletal injuries associated with manual handling. This digital 3D representation captures the mechanical intricacies, electrical components, and rugged aesthetics of contemporary industrial mobility solutions.

KEYWORDS: electric, motor, dolly, handtruck, stairs, climbing, logistics, warehouse, transport, industrial, battery, lift, mover, freight, equipment, mobility, heavy, cargo, motorized, handling