The C-444 is the biggest and longest lasting Super CPAP Battery. This battery has an average run time of 50-55 hours and weighs only 9 lbs! This battery will out perform any other battery on the market and is a must have for camping, hunting, traveling or using as a power outage backup. The C-444 will exceed your expectations in run time without a doubt! It's high run time and low weight make it second to none in the CPAP battery arena!

*Note: The use of Inverters, Humidifiers and Bi-Level Machines will greatly reduce expected run times. **ResMed users will need to use the Sine Wave Inverter with all Super CPAP Batteries.