A3D 300W/72800mAh/270Wh: Powerful Portable Energy Solution for On-the-Go Professionals. With a capacity of 72800mAh/270Wh, this compact device ensures reliable power wherever you are. Ideal for outdoor activities, travel, emergencies, and more. Stay connected and powered up with the A3D 300W portable energy source. Order yours today for peace of mind and convenience.