The Freedom CPAP Battery is compatible with most ResMed CPAP machines. The unique and portable design makes it perfect for travel and even meets all current FAA requirements.
Freedom Battery Features:
Digital Display The digital display creates an easy-to-read charge level indicator which shows the current charge level and the percentage.
Power Backup System This battery can be used as an uninterruptible power supply during power outages without worrying about reducing the batteries life. The internal circuit allows AC power to bypass the battery until power is lost at which the battery will automatically start powering the PAP device.