The Noco Genius G750 Battery Charger. The $37.95 list price Noco Genius G750 (0.75A rated) is the company’s “entry level” battery charger or trickle charger or battery maintainer — whichever you like.

Anthony spends some time looking at the Genius ECO-u821, an 8000mAh Power Bank. ... I still use my Genius ECO-u10000, as it is one of the better mobile chargers that I own.

Genius has provided us with a very-capable 10,400mAh portable battery, ... It's up there with the best chargers I've used from Patriot Memory, and its FUEL+ line of mobile batteries.