X-halo is a revolution in home asthma management.UNIQUE - no other device allows you to track airway inflammation at homeQUICK - takes less than 2 minutes a dayEASY - even children and the elderly can use itComplete asthma management Airway inflammation detection Medication tracking Asthma Action Plan upload Monthly calendar of readings Shareable via e-mail Monthly asthma control questionnaireo Clinically proveno Builds asthma management into a daily routineo Use once a day, every day, before breakfasto Easy to clean and maintaino One-time purchase - no refills or cartridgeso Connects to smartphoneo Connector cable includedo Batteries included