AccuCell rechargeable battery Lithium-Polymer suitable for PDA COMPAQsuitable for HP iPAQ H4800suitable for HP iPAQ HX4000suitable for HP iPAQ HX4700suitable for HP iPAQ HX4705 SerieOriginal rechargeable battery name: P/N 359113-001, 359114-001FA257A, FA258ATechnical specifications (no original HP iPAQ H4800 rechargeable battery):System: Lithium-Ion rechargeable batteryVoltage: 3,7 Volt, Capacity: 1800-2000mAh, 6,7WhDimensions: 73,6x65,4x6.0mm, Weight: 45Gramm