AUTOMATIC THERMAL PROTECTION: PowerMax Battery Charger has automatic thermal protection. It can reduce output to safe levels if the unit temperature exceeds safe levels pre-set limits and protects against charger damage due to excessive heat. It automatically reduces the output voltage to prevent overheating and possible damage. Even though there is no risk of overcharging with the use of a high-quality charger, the battery should not remain connected to the charger for more than 24 hours.
SAFE TO USE: Powermax converter/charger will not boil the battery. It has an Intelligent way to charge & maintain your RV battery and is very easy to install so its a free hassle to use. 3-stage charging system built-in dramatically increases battery life for long last usage. Reliable, safe, & clean AC/DC power. It has reverse polarity, Overload & Thermal protection. 55Apm DC Power Output w/ built-in 3 stages smart charger.
NO NEED TO REWIRE: With no need to re-wire, installation is only 10 minutes! It has an automatic three-stage converter that handles every charging need for the RV, Boat motor and LED, house lighting, and off-grid & solar backup while extending the batterys life. Well-maintained batteries should never need more than two-stage (normal and trickle) charging. No more flickering lights in our camper.