Handheld device with USB connectivity for COPD screening. Identifies those at risk of COPD at the pre-symptomatic stage, screening out those whose FEV1 is normal. Allows early medical intervention and facilitates better clinical outcomes. Generates reports via USB connection and Vitalograph Reports software. Monitors COPD patients using their obstructive index - FEV1 as a percent of predicted. Displays FEV1, FEV6, ratio, COPD classification and lung age. Automatically sends data after each blow. Large, easy-to-read display. Pouch, Instructions for Use, USB Cable, Vitalograph Reports Software, and AAA Batteries x 2.