Includes 1 × 8-cell replacement battery (6600 mAh) only.

Charging cable/power adapter is not included. Please use the original charging accessories supplied with your portable oxygen concentrator (bottle size)

Battery running time: 

• Flow Setting 1: ~4 hr 40 min;
• Flow Setting 2: ~3 hr 30 min;
• Flow Setting 3: ~2 hr 40 min;
• Flow Setting 4: ~2 hr 40 min;
• Flow Setting 5: ~2 hr 40 min.

Battery charging time: 3 hours.

*Note: Battery runtimes will vary from conditions like ambient temperature, humidity variations and usage, including breath rate, etc.