The Silverstone Hela 2500Rz is a ridiculously powerful power supply for a desktop PC that can power multiple Nvidia GeForce ...

First unveiled over a year ago, the HELA 2500Rz took its sweet time transitioning from prototype to production, but it's ...

Despite its small size, it’s super powerful. Its capacity is rated at 10,000 milliampere-hours (mAh), which means it can fully power up most smartphones up to three times on a single charge.