The ThinkPad T60/R60 Series battery options for 14-inch wide systems come in three capacities for maximum battery life flexibility. All batteries are rechargeable, and they can be used as replacements for aging system batteries or as convenient spares. The ThinkPad T60/R60 (14-Inch Wide) Enhanced Battery offers up to 5.5 hours of charge time.
• Lithium-Ion Li-Ion technology
• Six-cell, rechargeable system battery, 10.8 V dc, 5.2 Ah
• 4.8-5.5(Integ.)/3.4-3.7(Disc.) hour(1) average battery life
• Standard system battery specifications
• Over-discharge protection
(1) These model numbers achieved Battery Rundown Time of at least the time shown during testing. A description of the testing is available at lenovo.com/pc/ww/thinkpad/batterylife. Battery life (and recharge times) will vary based on many factors including screen brightness, applications, features, power management, battery conditioning and other customer preferences.