Have added peace of mind when traveling with your camera and other portable electronics by keeping the Tether Tools ONsite 26,800 mAh USB Type-C Battery Bank close by. This high-capacity, 26,800 mAh battery features a USB Type-C input output charging port alongside two USB Type-A output ports to keep your laptop, tablet, phone, and other devices charged. It also has an 100W power delivery threshold that can quickly charge devices, including powerful laptops such as MacBook Pros. It can even keep your MacBook Pro powered for up to eight hours, depending on use. Multiple devices may be connected to the battery for simultaneous charging. The ONsite battery itself can be fully recharged in about three hours using a separately purchased power adapter, so you ll always have it ready to go. With its TSA-friendly, portable design, you can take it almost anywhere.