Transcend Micro Portable Auto-CPAP Machine Package 61721 This replacement power cartridge is

This replacement power cartridge is designed for use with all Eclipse Oxygen Concentrators

secure seal around the nose and mouth

and Large--are available to fit a wide range of users

Higher oxygen settings will reduce overall operating time

Transcend Micro Portable Auto-CPAP Machine Package 61721 This replacement power cartridge isAt less than half a pound, and comfortable sitting in the palm of your hand, Transcend Micro is the smallest, lightest Auto CPAP on the market. Transcend Micro is packed with premium comfort features like auto adjusting pressure, an adjustable ramp, expiratory pressure relief, and it's compatible with any CPAP mask too!