EZ-7000. The E-Z Anesthesia Classic System is the upgraded version of the original E-Z Anesthesia System that has been used effectively for more than ten years in hundreds of facilities.Standard features include accommodations for animals ranging in size from neonate mice to rabbits; Five outputs supply anesthesia to the induction chamber and up to four breathers;New flowmeter configuration is more user-friendly; Incorporates two flowmeters: Flowmeter #1 Controls flow into the vaporizer and Flowmeter #2 Controls flow into the induction chamber and allows user to run the chamber and breathers simultaneously; Pushbutton oxygen flush purges induction chamber before removing animals; Carry handle facilitates safe, easy transport of the unit. Classis System comes standard with:EZ-150C Classic Vaporizer Machine; EZ-103A Microflex Mouse/Rat Non-Rebreathing Devices (2); EZ-178 Mouse/Rat Sure-Seal Induction Chamber; EZ-258 ReFresh Charcoal Filters (8); EZ-320 Oxygen Regulator for "H" Tanks