This car charger is compatible with the following Samsung models : Galaxy Admire 4G / SCH-r820 Galaxy Axiom / SCH-r830 Features : Universal Vehicle Lighter Adapter (12 ~ 24volt DC). Fits in your car cigarette lighter socket. High performance charger. Easy and convenient to recharge the phone battery in a vehicle on the go. Electrical fuse with overcharge prevention for safety. LED charging indicator. Allows you to charge your phone and talk at the same time. * Equivalent to OEM car chargers (MPN : CAD300UBEB/STD, CAD300UBE / UPC : 888063654800).