TOMO M4: probably the coolest power bank I've owned

from blog ./techtipsy, | ↗ original
A friend once showed me a power bank that was so cool that I had to get one myself. Ended up getting two, and here’s why. This post is not sponsored. Removable batteries Let’s start with the feature that I appreciate the most: removable batteries! The TOMO M4 accepts up to 4 18650 lithium ion battery cells, which are...