Zhuhai CosMX Battery, a Chinese maker of polymer lithium-ion batteries, said on October 3 that it is the launch supplier of both the cells and the battery pack for the Honor Magic9 Pro Max, and disclosed some of the materials and process work behind the phone's high-silicon battery. According to the company, the cell's anode contains 40% silicon, volumetric energy density reaches 1,000Wh/L, and capacity is 8,800mAh, which CosMX describes as a ne…
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