Burro Battery Charger &ndash; Smart, Fast, AA/AAA &ndash; Building Better Lives in Africa Great Quality | Great Value | Great Cause Smart Protection for EACH Battery  Beware of Chargers that Do 2 OR 4 Batteries Optimal Charge Speed for Battery Health  Beware of Charge Times Less than 2 or More than 4 Hours Worldwide Input Voltage  US Power Cord Included Supports Burro's Efforts to Develop Innovative Products for Africa