The XL Rechargeable Battery and USB-C Housing is perfect for high-traffic locations, vacation homes, or areas that are difficult to reach. Keep your Arlo cameras powered up to 2.5x longer or convert your standard camera to an XL version. Charge this battery with your camera's USB-C charging cable or with the Arlo Dual Battery Charging Station (VMA5400C), sold separately: only use this official certified accessory, designed and developed by Arlo.