Why do the test values vary significantly?

Usage methods and physical conditions can affect the results. Airflow blockage may cause PEF deviations.

How to avoid noticeable deviation test value among each tests?

1. Stand or sit upright before testing.

Why can't I connect to Bluetooth?

1. Please keep the peak flow meter device powered on

Why this peak flow meter can not charge or charged but still can not use ?

Please confirm you use a 5Vpower adapter for charging.

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Description

🌬️ Breathe smarter, live better — your lung health, in your hands!

ON THE GO CONVENIENCE - Rechargeable, pocket-sized design with 6+ months battery life per charge
PRECISION YOU CAN TRUST - Ultra-precise PEF & FEV1 measurements meeting US health standards
HYGIENIC USER FRIENDLY - 300 memory slots plus two washable, removable nozzles for easy maintenance
SEAMLESS HEALTH TRACKING - Bluetooth-enabled app sync for effortless data sharing with caregivers
PERSONALIZED RISK INSIGHT - Customizable expected values with real-time risk indicator on large backlit display

The Sonmol Upgraded Spirometer is a portable, rechargeable lung function monitor that precisely measures PEF and FEV1, stores up to 300 test records, and syncs data via Bluetooth to a dedicated app. Featuring a customizable risk indicator and washable nozzles, it empowers users—from asthma patients to athletes—to track and manage respiratory health with clinical-grade accuracy and convenience.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Units	1.0 Count
Brand	Sonmol

Upgraded Spirometer with Risk Indicator and 300 Record Storage, Portable Max Flow Meter with Bluetooth Tracking and Testing App, PEF and FEV1, EPOC Asthma Monitor

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