3500mAh Extended Battery For T-Mobile G2 HTC Desire Z A7272 + Extended Case Cover + Universal Touch Screen Stylus Pen 3500mAh Extended Battery For T-Mobile G2 HTC Desire Z A7272 This battery is twice the size of OEM and give you longer battery life Battery Cover For Extended Battery (Extended Battery need extended battery cover to accomodiate!!) Honey_K Selection Universal Touch Screen Stylus Pen (Keep a PDA stylus on hand so you're always ready to jot a note or tap the touch screen without using your finger.) This Battery Kit Compatible with T-Mobile G2 HTC Desire Z A7272