In good condition was only used for couple of months.

The ProForm 520 ZN Treadmill features ProShox cushioning to deliver a more comfortable running surface while reducing impact on your joints with each step. It has an easy-to-read display that allows you to instantly stay on top of your workout stats and manage your intensity. This ProForm treadmill has a maximum speed of 10 mph. It has a ton of features, including QuickSpeed control, a CoolAire fan and 18 preinstalled workout apps. The ProForm 520 ZN Treadmill has a 300 lb weight capacity.

ProForm 520 ZN Treadmill:

2.5 CHP Mach Z motor:

Powerful training makes powerful performance. Customize your training with a motor delivering smooth, consistent power to your full range of training, intervals, speed and endurance
Built to withstand light and intense workouts, this motor cools internal components of the ProForm treadmill to increase the life of your drive system

20" x 55" tread belt:

Stretch out your stride on this 20" by 55" deck
Workout treadmill is ideal for users of all heights and keeps you comfortable while you reach your fitness goals

ProShox cushioning:

Reduce impact on your joints for a more comfortable workout and faster recovery time between workouts

SpaceSaver design:

Fold up the Proform treadmill and walk away in 1 easy step
With the SpaceSaver treadmill you free up precious floor space
1.9" Precision-machined and balanced non-flex rear roller:
1.9" rear roller reduces heat and wear-and-tear on the tread belt for less maintenance and a longer life

Compatible music port for Apple iPod:

Plug your iPod into the Intermix Acoustics sound system and stay inspired with your favorite power music

Large backlit display:

Large LCD monitor tracks your speed, time, distance and calories burned, making your training that much easier
Workout treadmill lets you watch your progress happen today

10 mph QuickSpeed control:

Accelerate your training with QuickSpeed controls
Boost your speed...