CF-29 New Laptop Battery for Panasonic Toughbook CF-29 / CF-51 / CF-52 Series CF-VZSU29 CF-VZSU29A CF-VZSU29AS CF-VZSU29AU CF-VZSU29U Battery type: Li-ion; Voltage:11.1V; Capacity:6600mAh Fit laptop models: Panasonic Toughbook SeriesToughbook-51 ToughBook-52 Compatible P/N: CF-29 CF-VZSU29 CF-VZSU29A CF-VZSU29ASU CF-VZSU29AU CF-VZSU29U ABS+PC materials: good gloss, smooth feel, anti-flammability, wear-resisting Warranty: 90 days money back, free exchange within 12 months