Samsung AB663450GZ Original Standard Lithium Ion Battery - Non-Retail Packaging - Blue (Bulk Packaging) Take advantage of additional talk and standby time with SAMSUNG Lithium Ion batteries. Dependable: Meets all regulatory compliance requirements. Safe: Built in overcharging protection. Get one for the office, one for your home and one for travel. Compatible with: Samsung Convoy SCH-U640 and Samsung Convoy 2 SCH-U660.