The battery power reserve is sufficient to power the bulb for 90 minutes, according to the product information.
The preceding conversation:
A dialog between 2 people: -What is Airtraq?. -Airtraq  Airtraq is a fibreoptic intubation device used for indirect (video or optic assisted) tracheal intubation in difficult airway situations.. -How does it work?. -It is designed to enable a view of the glottic opening without aligning the oral with the pharyngeal, and laryngeal axes as an advantage over direct endotracheal intubation and allows for intubation with minimal head manipulation and positioning.. -Who developed it?. -Airtraq was developed by Pedra A. Gandarias and produced and marketed by Prodol Meditec S.A., Vizcaya, Spain.. -Are there any other interesting aspects about this article?. -The standard Airtraq is a disposable article with an eyepiece optic, while the AirtraqAvant allows re-use of the optical system as well as external video monitoring and recording.. -What does it look like?. -The Airtraq blade is anatomically formed, with a battery-powered light source at the tip of the blade.. -Any other features?. -