The Snap-n-Charge is small as power banks go, and only 3,200 mAh/16 Wh. This is good enough for a quick top-up of a smartphone or headphones. And a top-up is what you get -- the capacity is enough for ...

For around $25, the Neoteck TS20D is a fully-featured, well-made, and decently accurate tool that will handle most multimeter-related tasks. It's small enough to drop into a pocket or toolbox, durable ...