Boost Feature: Wake Up feature reactivates and charges batteries that have been excessively depleted. The charger uses a small charge to activate the existing reserve, and then begins normal charging Cells can be repeatably recharged without concern Easy to read LCD screen Flexibility: One charger for all your devices Green Extreme products come with a full year warranty Green Extreme Batteries have no 'memory effectf Intelligent Control: The charging microprocessor can automatically identify a battery's voltage, and use intelligent charging technology to prevent overcharging Internal battery pack smart chips regulate and maintain voltage, temperature, and performance Location Freedom: Universal AC/DC input and USB output Manufactured with high-grade energy cells and materials to ensure a long battery life Replacement for the Canon LP-E E6NH Lithium-Ion Battery Pack