The battery charger are constructed with high-quality materials to ensure fast charging of your battery, extending battery life by delivering the most power possible to your battery. Description: Input: 100-240V 50/60Hz Output: 12V 3A Can be used on 12 Volt battery systems ONLY Automatic charging without over charging, automatic Shut off when battery reaches full charge Short Circuit Protection, over Current Protection Multi-Colored LED display for status indication: red Led on when charging; green Led on when fully charged Sealed for protection against moisture and high humidity Package include: 1 x 12V Lead Acid Battery Charger