PHIHONG PSC10A-050 AC Power Adapter 5V-12V AC Adapter Model: PSC10A-050 Compaq Spare: 103710-001 Assy P/N: 118105-001 INPUT: 100-240V~ 0.3A, 50-60Hz OUTPUT: 5V 2A 10W Max. Connecter size: Int. Diameter: 1.70mm                            Ext. Diameter: 4.00mm Dimensions: 72 x 48 x 34 mm *For use with HP iPAQ Pocket PC model: h1900, h1910, h1915, h1920, h1930, h1935h1937, h1940, h1945, h2210, h3600, h3630, h3650, h3660, h3670, h4155, h4300, h4350, h4355, h5455, h5555, rx3000 series and others which is compatible.