The Evolution is an electronic oxygen conserver which is lightweight, compact and delivers a uniform oxygen pulse in seven increments preset at 2 lpm. Featuring a high sensitivity and a long battery life, the Evolution can affordably treat a broad range of patients for longer.
Height: 6.4cm | Width: 15.5cm | Depth: 7.9cm | Weight: 422g with batteries (2x 1.5V AA or LR6-type rechargeable)