Wireless Technologies Ultra Slim Travel Charger for Samsung M300, M510, M520, T409, T729 [Retail Packaging] Ultra slim design is lightweight and portable Quickly charges most batteries in 1 to 2 hours Convenient second charger for home or office Safe for 110v or 220v outlets Compatible with Samsung A117, A517, M300, M510, M520, R500, T409, T429, T729, U470