05K6610 - Li-Ion Batt IBM TPad i1700/390 Series. Compatible Part Numbers: 02K6535 02K6513 or 02K6520. This will fit the following TYPE: 2024-XXX, 6578-XXX or 6848-ANY. ("ANY" is a substitute for any three digits). Battery Technology: Li-Ion, 10.8 Volts 5400 mAh