TekCharge MP1860A’s design is actually only a little more complex than that. Made from glossy black plastic in an extruded kidney bean shape, it has gray rubber grips on the sides and six matching rubber dots on the bottom as pads. The top has a three-position power switch: off turns the battery off, on activates the two USB ports on one of the kidney bean’s flat sides, and a circle with lines icon turns on a small white LED flashlight…