NOCO Genius10, 20% off. If you have one battery to maintain in a car, boat, motorcycle, golf cart or anything else, and want a compact charger you can stick under the hood, I like the Genius 10.

Well, the NOCO Genius 2x4 may ... is safe for use with all current battery technologies including lead-acid, gel, AGM, sealed maintenance-free, and even lithium ion. Its various modes of operation ...