HKM-199379 Handheld Bluetooth Spirometer with Color LCD Display for Lung Function Monitoring Model:- Default it's recommended to rinse the

it's recommended to rinse the towel with cold water before use to remove any surface floating hair

The quick-release buckle is designed for single-hand operation while remaining tamper-resistant for curious little fingers

Waterproof function: water repellent

remember to refer to the size chart for an accurate fit

you're always one pump away from getting back on the trail

HKM-199379 Handheld Bluetooth Spirometer with Color LCD Display for Lung Function Monitoring Model:- Default it's recommended to rinse theIntroducing the HKM 199379 Handheld Bluetooth Spirometer, an essential device for monitoring lung function with precision and ease. Designed for use in hospitals, clinics, and homes, this portable spirometer is your go to solution for routine lung health assessments. The HKM 199379 features a clear 2. 8 inch color LCD display, providing real time feedback on your lung health metrics. It measures essential indicators including Forced Vital Capacity