The o2 Hurricane canless air system is an environmentally friendly and cost effective alternative to traditional canned air. This hand-held air compressor has a built-in battery pack that can be recharged via the included AC adapter. Perfect for computer technicians or for anyone looking to save money and the environment. Can be used to dust sensitive electronics, and just about anything else. Includes a 30 day TTE warranty and 1 year manufacturer's warranty (registration required).