IBM Thinkpad 390 / 390E / 1700 4400 HIGH CAPACITY - Replacement Battery FOR NOTEBOOK BATTERIES: 02K6610 02K6611 05K6610 ASM 02K6535 FRU 02K6520 FRU 11J8923 CS-IB390E LB0023 FRU 02K6513 FOR Portable computer ThinkPad 390 Series ThinkPad 390E ThinkPad 1720 ThinkPad 390X ThinkPad i1700 Series ThinkPad i1720 ThinkPad i1721 ThinkPad i1750  Li-on 10.8V Battery Capacity: 4400mAh Colour: BLACK Dimension: 156.50 x 88.00 x 30.00 mm