Compared with the previous generation 10000mAh power bank, it is 40% smaller in size and 35% lighter in weight The large capacity of 10000mAh can meet the needs of charging your phone during 48 hours of travel. It can charge about 3 times for the iphone 8, about 1.5 times for the iphone 12, and about 1.5 times for the Samsung S20. The baby-like silicone material built in is only to better protect your phone from scratches during the process of wirelessly charging your phone.