The Lifestyle Rhythm P2-E7 Battery is truly the heart of your Rhythm P2-E7 portable oxygen concentrator, ensuring you enjoy a steady stream of oxygen whenever you need it, day or night. This rechargeable lithium-ion battery offers you the freedom and flexibility you envisioned when you picked the Lifestyle Rhythm P2-E7 for your oxygen needs. With this wonderful battery powering your portable concentrator, you can look forward to hours of reliable and uninterrupted oxygen therapy.

With the Lifestyle Rhythm P2-E7 battery, continuous use of your concentrator is a breeze, and recharging is super simple with three handy options designed to fit into your life seamlessly. At home, the AC power supply offers super-fast recharging while you use your concentrator, perfect for overnight charging. On the go, the DC power supply lets you easily charge in your car using the cigarette lighter outlet. If you have a few batteries, the Rhythm P2-E7 external battery charger ensures your oxygen therapy is always just a quick plug away. Battery life ranges from up to 5.4 hours on pulse 1 to 1.7 hours on pulse 6.