This treadmill was used a few dozen times. I would say this treadmill is the best if your height is up to 5.10.
Here some specs from internet:
Cardio equipment for home use can be difficult to store, but Pacer by LifePro features a hydraulic folding mechanism for easier storage. Skip the gym with this home exercise machine that boasts a 1.75 HP motor, 49.2” L x 16.5” W running track, 9.9 mph speeds, 12 incline levels, and 220lb weight capacity. Dozens of preset training programs and 3 customizable exercise programs provide you with a workout that fits your needs. It also connects to your favorite fitness apps via Bluetooth and has a BMI calculator to track your progress, monitor your pulse, check your heart rate, and more. With just a 15-minute run or walk a day, this treadmill will boost your overall health.
High-end motor reaches speeds up to 9.9mph
Takes up to 220lbs max weight & 6ft max height
Over 40 presets & 3 manual training programs to adjust workouts
Multiple LED displays show your heart rate, speed, distance & calories burned
Connects to your fitness apps via Bluetooth
Built-in holder for your tablet & water bottle
BMI calculator to track your weight-loss goals
Hydraulic folding mechanism for convenient vertical storage
Specs
Color: black
Materials: ABS, electronics
Dimensions:
Folded: 32.1" x 27.2.0" x 54.5"
Unfolded: 59.4" x 27.2" x 53.1"
Weight: 115lbs
Running surface: 49.2" x 16.5"
Maximum user weight: 220lbs
Motor power: 1.25-1.75HP
Voltage: 110V
Amplitude: ≤0.5-3.5 mm
Decibel tating: HC (home-use grade)
Speed: 0.6-9.9 mph