It’s tough to shop for charging accessories without stumbling across Anker’s products. Case in point, the company offers 30 different power banks in its portfolio. Some offer wireless charging, others deliver 45W speeds, and several even have solar panels and built-in flashlights. Sometimes, however, you just want a simple, slimline portable charger that does the basics well. In this Anker PowerCore Slim PD review, we’ll see if this power bank ticks those boxes.