1.5-inch CSTN LCD, 96*64 Pixels pixels/1.5 inchesMemory Size: 8MB, 74pcs photo Support Photo Format: BMP, JPG, GIF, PNG Display: Auto display or Manual operate Working Time: 8 - 10 hours Battery: 3.7V Lithium Battery built inside, 5V power adapter Support System: Win2000 or Win XP, USB2.0 Product Size:  61x47x19mm (1.5 inches) Available Color: Red, Blue, Silver, yellow and blackAccessories: Neck String or Key Ring, CD, USB cable, User manual