AirSep Freestyle External Battery

All battery purchases are final sale. There are no returns on batteries. Stay unplugged longer with the AirSep Freestyle External Battery. It can be used as replacement for aging Freestyle batteries or as a convenient spare battery. The AirSep External Battery is rechargeable and uses Lithium-Ion technology. It will provide up to 6.5 hours of extra battery life for the Freestyle 3 and 5.25 of battery life for the Freestyle 5. They are compatible with the redesigned Freestyle 3 and Freestyle 5 and are available in a new color and provide clip-on option for easy transportation. The batteries can be charged at the same time in their personal charging dock separate from the unit. They are a great alternative for users who require more battery life for their portable unit. Each battery takes approximately 5 hours to recharge from 0-100%. With the Freestyle 3, the battery provides up to 6.5 hours on a setting of 1 and 3 hours on a setting of 3. Using the Freestyle 5 can give you up to 4.25 h