This treadmill does not require electricity. It's manual.
Manual treadmill with dual weighted flywheels and two incline positions (10 and 8 degrees)
• Electronic monitor tracks time, speed, distance, calories burned, and scans
• Sturdy, folding steel frame with wheels for portability
• Textured, non-slip walking/jogging surface; foam padded front and side rails
• One-year frame warranty.
• The belt is factory adjusted but is also adjustable by a consumer and this is explained in detail in the assembly manual