which treadmill to buy

{"cid":"91190870","title":"Stable LED Screen Commercial Treadmill For Gym Speed 1-20km\/H CE ISO","imgUrl":"https:\/\/img.chinax.com\/nimg\/64\/12\/ba3854e1039c0cc849d50c9d8cf2-200x200-1.jpg","attrs":{"Price":"1150-1600 dollars\/piece","Brand Name":"LJ FITNESS","Model Number":"LJ-9507","Minimum Order Quantity":"1","Delivery Time":"10-20 days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C, D\/P, T\/T, Western Union, MoneyGram,","Supply Ability":"3000 pieces\/month","Packaging Details":"wooden cases","Display":"Time,spead,gradient,distance,calorie,heart rate;","Slope":"0-15%","Speed":"1-20km\/h","Motor":"3HP(voltage\/current:AC220V-250V,8.6A)","Numeric keypad":"Use for speed one-button selection,parameter setting","Pattern":"Mechanical buttom,LED screen,stable and reliable;aluminum alloy column","size":"2210*920*1700mm","Effective running area":"1650*570mm","N.W\/G.W":"210\/230KG"}}

{"cid":"91223183","title":"Curved Treadmill Self Powered Commercial Gym Cardio Fitness Equipment Manual Running Walking Heavy Duty Frame","imgUrl":"https:\/\/img.chinax.com\/nimg\/2d\/7b\/91c52b9683e0d4984780e75d476d-200x200-1.jpg","attrs":{"Price":"CN\u00a55,434.80\/sets 2-19 sets","Brand Name":"Befreeman,OEM,ODM","Model Number":"FY500A","Minimum Order Quantity":"2 sets","Delivery Time":"30 days","Certification":"CE, ISO9001,EMS,OHSMS","Place of Origin":"Shandong","Payment Terms":"L\/C, T\/T","Supply Ability":"3000 Set\/Sets per Month","Packaging Details":"plywood box\/carton","Type":"Large Loader","Size":"2000*900*1530mm","Material":"Steel","Application":"Commercial Use, Commercial Use,Gym center","Name":"Curve Treadmill","Logo":"Customized Logo Availabled","Function":"Body Buliding","Color":"Customerized","Warranty":"3years","keyword":"Curve Treadmill","material":"Q235","Weight":"220kg","Packing":"Plastic Foam+plywood Box"}}