I would return it, but I need something now that the weather is cold.

My only complaint is the display can be a bit hard to read in cold weather

But due to my very little driving and cold weather recently, I have noticed my vehicle was hard to start on cold mornings.

I live in a cold weather climate

Bad A$$.Love

The charger worked as it should for the first couple of charges, but then all of a sudden it would get stuck in 'charging' mode indefinitely no matter how long the charger was left connected to various batteries, never advancing to maintenance mode on the LCD display.

Depressing as it is a sealed battery that shouldn’t vent and prior to now has never had any issues

After a couple failed battery charger purchases, the Optima performance maintainer works as it should