High Accuracy: Provides reliable and consistent measurements to help track respiratory health. Easy-to-Read Scale: Clear, color-coded scale for easy interpretation of PEF rates. Durable Design: Built with robust materials to withstand daily use. Compact and Portable: Lightweight and small enough to be carried easily in a bag or pocket. User-Friendly: Simple to operate, making it ideal for home use and on-the-go monitoring. Maintenance-Free: No need for regular calibration, ensuring hassle-free usage. Benefits: The Navnihaal Peak Flow Meter is a high-precision device designed to measure peak expiratory flow (PEF) rates, an essential metric for monitoring respiratory health. Engineered with user convenience and accuracy in mind, this meter is suitable for both adults and children. Assists in early detection of any deficiency in breathing health by accurately measuring peak flow. Dual flow range for adult and children Compact design can be used anywhere.