They took the Jacobs Ladder and made a few changes:

• Width: The Jacobs Ladder 2 is 27.25" wide, allowing it to fit through most interior doors in a home.
• 
  Rung Design: The Jacobs Ladder 2 featured steel rungs with polyurethane sleeves.
• 
  Power: The workout remains self-paced. However, the Jacobs Ladder 2 needs to be plugged in to operate the digital display.

There are four differences between Jacobs Ladder and Jacobs Ladder 2:

• Different rung design (maple rung versus polyurethane)
• Power requirement (self-powered versus 110/220V)
• Width (31.25” vs 27.25”)
• Warranty (4 Year Parts/1 Year Labor vs 2 Year Parts)
• Other than that, the workout on the Jacobs Ladder 2 home fitness equipment is exactly the same with the same results!

Features

• Offers Digital Feedback: Machine provides digital feedback on elapsed time, how many feet were climbed, rate of speed and calorie burn.
• 40° Good for back: 40° provides natural climbing motion, which takes stress off lower back, hips and knees.
• Long, Dynamic climbing strokes: Ensures full range of motion, while giving you the option of exercising arms and legs.
• Can Fit into a Doorway: The self powered ladder is only 27.25" wide, allowing it to fit inside most interior doorways.
• Materials: Welded tubular steel frame, steel tubes, polyurethane sleeve, ABS/Polyethylene case
• Rungs: Steel Tube with Polyurethane Sleeve
• Display: Elapsed time, Calories burned, Heart rate, Feet climbed, Rate in Ft/Min.
• Self-paced, self-powered climbing
• Does not put stress on lower back, hips and knees
• Can be used in home or fitness gyms
• California Residents see Prop 65 WARNINGS

Tech Specs

• Power Source: 110V
• Angle: 40°
• Dimensions: 76"L x 27.25"W x 65.5"H
• Weight: 300 lbs
• Product SKU: JL2

Manufacturer's Warranty

• 2 Years Parts