The Standard Rechargeable battery weighs 1.10lbs and will last approximately 4.5 hours on the lowest setting. The Extended Rechargeable battery weighs 2.10lbs and will last approximately 9 hours on the lowest setting.
Both the Standard Battery and the Extended Battery will recharge any time that they are in the portable concentrator while its connected to an AC or DC power source.
USAGE: For best results SimplyGo Mini batteries should be fully charged, via AC (wall) power, prior to first use. Some vehicles may not have sufficient power output to the DC Power Supply to both operate the device and charge the battery. Test your vehicle’s charging capabilities prior to taking a trip