💖 Breathing Trainer Trainer Lung Capacity Exercise Counter Device

✿✿Welcome to our shop(◕ᴗ◕✿) READY STOCK **All are ready stock, and will be shipped on the day of order. **Generally no more than 48 hours .Thank you for your patience. ** Welcome to follow us, we will update and add products from time to time! Follow us for the latest promotions and products, there will be discounts and surprises! 💖Product details💖 ✅ Smart digital counter display✅ 5-level adjustable resistance✅ Helps improve lung capacity✅ Strengthens respiratory & diaphragm muscles✅ Lightweight, portable and easy to use🎁 Free 1 Extra Mouthpiece📏 Size: Approx. 18 × 8 × 5 cm🧱 Material: ABS + Silicone📦 Package Includes: 1× Digital Breathing Trainer, 1× Extra Mouthpiece📖 How to Use: Adjust the resistance level, place the mouthpiece in your mouth, then inhale and exhale according to your training rhythm.