Tomfoto Intelligent Portable Oxygen Making Cup Home Oxygenator for Students and Elderly Plateau Outdoor Camping Hiking Traveling Oxygen Machine Oxygen Generator

This oxygen cup will provide you with a quick supplys of oxygen, whether you have been deprived of oxygen for study, exercise, or when you are at high altitude, you can take it with you. Features: Small size, easy to carry. Purity up to 89%, ready to replenish oxygen. It can be used when you are doing aerobic exercise, or when you are lacking oxygen during study. Teenagers and seniors can use it, and the whole family can use it together. Fast oxygen supplys and simple operation. More intelligent, APP control altitude/oxygen/air pressure display. LED display, display more clearly, oxygen content/altitude at a glance. The APP: View the current altitude, atmospheric pressure and oxygen content of the air and historical records. Device name and sensors calibration can be modified. Can set the pressure and altitude value too high or low alert. Adjust the time between offline data. Specifications: Oxygen cup capacity: 400ml Filter cup capacity: 30ml Charging interface: USB Altitude : below 9000M Atmospheric pressure : 300~ 1200hPa Connection: BT 4.0 System requirements: replacement for iOS 9.0 or above/Android 6.0 or above Battery: 5V 400mah Item size: 200.5 * 69mm / 7.9 * 2.7in Package size: 240 * 139 * 102mm / 9.4 * 5.5 * 4.0in Package weight: 1660g / 3.7lb Packing List: 1 * Oxygen Making Cup 1 * USB Cable 1 * Oxygen Tube 1 * Ear-hook 1 * Manual 1 * Box of Oxygen Producer (10 packs each of Agent A and Agent B)

Small size, easy to carry. Purity up to 89%, ready to replenish oxygen. It can be used when you are doing aerobic exercise, or when you are lacking oxygen during study. Teenagers and seniors can use it, and the whole family can use it together. Fast oxygen supplys and simple operation.