Charge like a professional and be proactive by stopping and reversing sulfation on contact. Battery Defender is the charger with a super brain. Put the power of super computing to work for your battery. Blast battery destroying sulfation off your battery plates for longer battery life. It is the only charger of its kind. Features: U.S. Patent Pending De-sulfation of battery: The charger will remove loose sulfation and increase the battery life. (Hard sulfation cannot be reversed). Small size & light weight: Portability is a major feature. The charger can be installed on-board. DO NOT USE WITH AVIATION BATTERIES One charger for any type of lead acid battery (no switch): Battery Defender charger will charge lead acid and AGM batteries. The charger will adjust itself as the battery gets old. Short circuit protection: If you touch the output +ve & -ve wires (with AC ON) and there will be no failure (no fuse will blow). Reverse polarity protection: If you connect the battery in reverse, there will be no failure (no fuse will blow).The charger will just not work. When the problem is corrected, the charger will operate normally. No current drain: If the AC is OFF and the charger is connected to the battery, there will be no drain of current from the battery. Low voltage start: Battery Defender charger will start charging from 0.5 volts. This means a very deeply discharged battery can be charged. Other chargers cannot do this. Maintain full charge & no overcharging: Battery Defender charger can be left connected to the battery indefinitely without harming (overcharging) the battery. Soneil Replacement UL, ULc (Canada), T-mark (Japan), TUV and CE (electrical EN 60335-1, Charger EN 60335-2-29, EMC - listed above) safety approvals.
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