3.70V,1100mAh,Li-ion,Replacement Pocket PC Battery for HP iPAQ 110, iPAQ 112, HP iPAQ rx4000 Series, Compatible Part Numbers: 419964-001, FA828AA, HSTNH-S11B Battery Type: Lithium-ion (Li-ion) | Color: Black Voltage: 3.70V | Capacity: 1100mAh Rate: 4.10 Wh | Weight: 29.40 g Replace Code: 419964-001, FA828AA, HSTNH-S11B Condition: New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension of your device.