• Function - Use this breathing trainer to improve and strengthen respiratory muscles. The lung exerciser can better know your breathing performance after practicing.
• The Level “T” Design- Level “T” is for testing MEP only. Before you start, set the breathing resistance trainer at “T” to make it in a sealed environment. Then breathe our hardly to get your maximal expiratory pressure(MEP).
• 5 Adjustable Resistance Level - Our breath trainer has 5 levels to adjust your resistance dial. Level 5 is the largest resistance. The higher the level is set, the higher the resistance. We thus advice you to start with level 1 and move to other level gradually.
• Exquisitely Packed - Our breathing exercise device comes with a storage case to protect it and for easy carrying. You can put the device into your pocket or take the hand rope, even hand it on the wall.
• Suggestions - Use the breathing exerciser to practise 5 to 10 minutes for a session, 2 to 3 times per day. The lung vibration device can increase your lung capacity and performance if you keep training with our device.

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