{"product_id":"chad-evolution-electronic-oxygen-conserver","title":"CHAD Evolution Electronic Oxygen Conserver","description":"Delivers a uniform oxygen pulse at increments: 1, 2, 3, 4, 5, 6, 7 Plus CF preset at 2 LPM. Minimum 2-year battery life utilizing 2 AA batteries. Delivers a 5:1 savings ratio from 14-40 breaths per minute. Senses a breath\/delivers oxygen in the first half of the inspiratory cycle.  Operating pressure range: 200-3000 PSI. Weighs only 14.9 ounces with batteries. Single push button selects the equivalent LPM dosage settings. Auto shut-off feature conserves battery life. Fits easily in virtually any carry bag.","brand":"Drive","offers":[{"title":"Default Title","offer_id":49379670163733,"sku":"FAB433640","price":558.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/43-3640.jpg?v=1758858344","url":"https:\/\/unitedsupplycorp.com\/products\/chad-evolution-electronic-oxygen-conserver","provider":"United Supply Corp.","version":"1.0","type":"link"}