--- product_id: 430258128 title: "Digital Peak Flow Meter,Home Medical with Tracking Software (Manually Recording)-Accurate&Reliable Spirometer for Asthma COPD Adult Kids" brand: "nascool" price: "S/.261" currency: PEN in_stock: true reviews_count: 6 category: "Nascool" url: https://www.desertcart.pe/products/430258128-digital-peak-flow-meter-home-medical-with-tracking-software-manually store_origin: PE region: Peru --- # High accuracy & repeatability Integrated asthma diary & tracking app Measures PEF & FEV1 automatically Digital Peak Flow Meter,Home Medical with Tracking Software (Manually Recording)-Accurate&Reliable Spirometer for Asthma COPD Adult Kids **Brand:** nascool **Price:** S/.261 **Availability:** ✅ In Stock ## Summary > 🌬️ Breathe Better, Track Smarter – Your Respiratory Health, Elevated ## Quick Answers - **What is this?** Digital Peak Flow Meter,Home Medical with Tracking Software (Manually Recording)-Accurate&Reliable Spirometer for Asthma COPD Adult Kids by nascool - **How much does it cost?** S/.261 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/430258128-digital-peak-flow-meter-home-medical-with-tracking-software-manually) ## Best For - nascool enthusiasts ## Why This Product - Trusted nascool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Health Tracking:** Seamlessly log symptoms, triggers, and medication with the dedicated app for proactive asthma management. - • **Precision You Can Trust:** Pressure differential sensor ensures clinical-grade accuracy without calibration. - • **Compact & Durable Design:** Portable, easy-to-clean device built for everyday use by adults and kids alike. - • **Inclusive & User-Friendly:** Ideal for asthma, COPD patients, athletes, and smokers aged 6+, backed by professional IT support. - • **Comprehensive Respiratory Monitoring:** Automatically displays peak expiratory flow (PEF) and forced expiratory volume (FEV1) for real-time insights. ## Overview The Nascool Digital Peak Flow Meter is a compact, highly accurate spirometer designed to measure peak expiratory flow (PEF) and forced expiratory volume in 1 second (FEV1) with no calibration needed. It features a pressure differential sensor meeting ATS ERS WRIGHT standards, integrates with a dedicated asthma diary app for symptom and medication tracking, and supports users aged 6 and above managing asthma, COPD, or respiratory health. Lightweight and easy to clean, it offers professional-grade monitoring in a portable form factor. ## Description Product Name：Peak flow meter Specification：SMPF-1 ntended use：Measuring forced expiratory volume of 1 second (FEV1), peak flow rate（PEF） Box Content Digital Peak Flow Meter Tracking Software&Asthma diary Instruction Review: device wrong results - i have bought this device for my son he has asthma,It is showing always wrong results and i have tried so many times to connect to my phone but cannot find my phone.... i dont know i think its a waste of money and time i will try to return this device Review: Works fine ## Features - High accuracy&High repeatability-Pressure differential sensor applied ensures the high accuracy.No calibration is needed after manufactured.ATS ERS WRIGHT standards provided. - PEF FEV1 automatically display-Measuring forced expiratory volume of 1 second (FEV1), peak flow rate（PEF). - Portable size&Easy your usage-Durable, compact and portable.Easy to clean and disinfect,disposable mouthpiece is not necessary. - Asthma diary&APP-helps you keep track of how well you are managing your asthma attack.if you have symptoms or n asthma attack,record the trigger,the symptoms,and what kind of medicine you used for relief.Professional IT team support. - APPLICABLE FOR-People looking out for their respiratory health, asthma sufferers, persons with respiratory problems and COPD, smokers, sportspersons, athletes, adults and kids above 6. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09S3KJZZ7 | | ASIN | B09S3KJZZ7 | | Brand | Nascool | | Customer Reviews | 4.3 4.3 out of 5 stars (604) | | Customer reviews | 4.3 4.3 out of 5 stars (604) | | Date First Available | 19 April 2022 | | Item model number | SMPF-2S | | Manufacturer | Nascool | | Product Dimensions | 5.08 x 4.32 x 10.16 cm; 141 g | | Units | 1 Count | ## Images ![Digital Peak Flow Meter,Home Medical with Tracking Software (Manually Recording)-Accurate&Reliable Spirometer for Asthma COPD Adult Kids - Image 1](https://m.media-amazon.com/images/I/61atGt80QXL.jpg) ## Questions & Answers **Q: 1. Why do the test values vary significantly?** A: Usage methods and physical conditions can affect the results. Airflow blockage may cause PEF deviations. 1) Did not inhale deeply or exhale forcefully and correctly; 2) Respiratory muscle fatigue; 3) Leakage from the mouth or nose, etc. **Q: 2. How to avoid noticeable deviation test value among each tests?** A: 1）Stand or sit upright before testing 2）Take a deep breath in 3）Exhale forcefully and as quickly as possible 4）Seal the mouthpiece tightly 5）Take a short break between tests to avoid fatigue and ensure accurate results **Q: 3. E1 occur while using?** A: Please restart the peak flow meter. If the E1 problem still persists, please get in touch with us. After confirm, we could send you a replacement. **Q: Why can't I connect the device to Bluetooth or Sync data to the App?** A: This peak flow meter has no Bluetooth and cannot sync data to the 'ePEF' app. Manually log your readings instead. **Q: Why there no backlight red, yellow or green?** A: This item do not have backlight. There is a triangular pointing to the red, yellow, or green sections for each test result * No arrow will be displayed on the device without properly setting the expected value. ## Customer Reviews ### ⭐ device wrong results *by A***A on 22 October 2025* i have bought this device for my son he has asthma,It is showing always wrong results and i have tried so many times to connect to my phone but cannot find my phone.... i dont know i think its a waste of money and time i will try to return this device ### ⭐⭐⭐⭐⭐ Review *by A***R on 7 March 2026* Works fine ### ⭐⭐⭐⭐⭐ Review *by W***D on 2 April 2026* As a respiratory therapist, I've used a number of peak flow meters- this one is amazing and great for home use. Small, easy to use and no moving parts. It's easily cleaned and stored, with an easy to read screen. Perfect for travel and carrying to work or school. ## Frequently Bought Together - Digital Peak Flow Meter,Home Medical with Tracking Software Manually Recording-Accurate & Reliable Spirometer for Asthma COPD Adult Kids - Zacurate Pro Series 500DL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicone Cover, Batteries and Lanyard (Royal Black) - Willnice Training Device, Daily Exercise Device, Natural Trainer for Better Strengthen, Easy to Use and Clean, Standard --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pe/products/430258128-digital-peak-flow-meter-home-medical-with-tracking-software-manually](https://www.desertcart.pe/products/430258128-digital-peak-flow-meter-home-medical-with-tracking-software-manually) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-04-23*