Mechanical Peak Flow Meter | PEF Tester - Track & Monitor Peak Expiratory Flow Changes

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Battery-Free Mechanical Peak Flow Meter – 100% manual operation with no batteries, charging, or electronics required. Its simple, ready-to-use design enables on-the-go PEFR monitoring (Peak Expiratory Flow Rate) anytime, anywhere Easy-Read Traffic Light-Style Markers – Featuring 3 adjustable sliding arrow-shaped plastic markers (red, green, yellow) alongside the meter’s scale, the intuitive color-coded system simplifies reading interpretation. Ideal for adults and kids (5+) to follow personalized monitoring plans and track daily breathing patterns Durable & Impact-Resistant ABS Meter – Constructed with high-quality Acrylonitrile Butadiene Styrene materials, the robust design resists impact and wear. It’s reliable for long-term daily use at home, work, or on the move Portable & Travel-Friendly PEFR Meter – Lightweight and compact, it fits easily into pockets, bags, or purses. Take control of your lung function monitoring without bulky equipment—perfect for travel or on-the-go use Reusable Peak Flow Meter with Washable Mouthpiece – Equipped with a washable body and detachable mouthpiece for hassle-free cleaning. Simply rinse with water or wipe with alcohol for safe, repeated use