Schumacher SC1339 Automatic Battery Charger. Brand new, open box

SC1339 10A 12V FULLY AUTOMATIC BATTERY CHARGER 5.0 out of 5 stars. Read reviews for average rating value is 5.0 of 5. Read a Review Same page link. 5.0 (1) Write a review Automatic battery charger & maintainer for most charging applications Meeting the highest industry energy efficiency standards, the SC1339, a 10-amp, 12-volt battery charger, is perfect for most charging applications. Its fully automatic and multi-stage charging is microprocessor-controlled, adjusting the amperage rate to better maintain the battery. For added convenience and accuracy, LED indicators with a start/stop button interface allow users better control over the charging experience. In addition, this product is equipped with reverse hook-up protection, meaning the battery charger will not operate and a light will flash if the clamps are reversed. The SC1339 is also built with a classic transformer and rugged, heavy-duty metal case for extra durability.