This is a Lenovo C200 Series 6 Cell Li-Ion Battery. This new rechargeable system battery delivers up to 4.5 hours of system run time.
IBM part #s: 42T5212, 40Y8322.
Compatible ThinkPad Models: Lenovo 3000: C200.
Product Specifications:
Rating 10.8 V Capacity: 4.8 Ah / 51.8 Wh Color: Silver Size: 1.99" x 1.10" x 8.13" Cells: 6 Cell Lithium-Ion Time live: 4.5 hours average battery life Condition: Brand New