lung breathing trainer with three balls

{"cid":"91182337","title":"3000cc Single Ball Lung Breathing Trainer Adjustable Spirometer For Breathing Exerciser","imgUrl":"https:\/\/img.chinax.com\/nimg\/b4\/28\/654ea79a8bb2822cdefca6179148-200x200-1.jpg","attrs":{"Price":"as discussed","Brand Name":"pray-med","Model Number":"3000cc","Minimum Order Quantity":"5 pcs","Delivery Time":"3-5 days","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"1000pcs \/ day","Packaging Details":"1pcs \/ bag","material":"Medical PVC, ABS, PP, PE, Medical PVC, ABS, PP, PE","classfication":"Class II","Warranty":"1 Year","Stock":"Yes","Size":"original"}}

{"cid":"91215259","title":"Breathing exercise equipment lung breathing trainer mouth breathing trainer vital capacity training three ball instrument","imgUrl":"https:\/\/img.chinax.com\/nimg\/ae\/eb\/56bd731061ac43b63c64fecf9976-200x200-1.jpg","attrs":{"Price":"$2.00\/sets 1-499 sets","Brand Name":"OEM","Model Number":"SL0169A","Place of Origin":"Guangdong, China","Disinfecting Type":"Far Infrared","Properties":"Medical Materials & Accessories","Size":"5000 ml","Stock":"Yes","Shelf Life":"3 years","Material":"100% Polyester","Quality Certification":"Bsmi","Instrument classification":"Class I","Safety standard":"GB\/T 32610","Color":"Transparent","Packing":"Color Box","Product name":"Breathing Circuit","Usage":"Breathing Exerciser","MOQ":"1","OEM":"Avilable"}}