This listing is for 2 Extech CO250 Indoor Air Quality Meters, designed for measuring carbon dioxide levels. Please note that these meters are being sold as faulty and without power, and are intended for parts or non-working use only.

Despite their current condition, these meters are still valuable for their brand and type - Extech meters are known for their accuracy and reliability, and are widely used in various industries. Please take a close look at the photos and aspects listed to ensure that this is the right product for you. Thank you for considering this listing.