Stay unplugged longer with Think Pad Battery 29 (4 cell), Think Pad Battery 29+ (6 cell) & Think Pad Battery 29++ (9 cell). These rechargeable batteries use Lithium-Ion (Li-Ion) technology & can be used as replacement for aging system batteries or as a convenient spare battery. ...

Swap out your optical drive with a second battery to increase your unplugged power supply. The Think Pad Advanced Ultrabay Battery III fits neatly into the Ultrabay media bay of Think Pad T400 Series, T500 Series, R400 Series, T410s Series, R500 Series, W500 series, T60 Series, Z60 Series, select R60 Series notebooks & is compatible with the Think Pad X6 Ultra Bases. Achieve all day computing (up to 8 hours or more) when you use the Think Pad Advanced Ultrabay Battery III along with a high-capacity system battery like the optional Think Pad T/R 14W 9 Cell High Capacity Battery (43R2499). ...

Swap out your optical drive with a second battery to increase your unplugged power supply. The Think Pad Advanced Ultrabay Battery III fits neatly into the Ultrabay media bay of Think Pad T400 Series, T500 Series, R400 Series, T410s Series, R500 Series, W500 series, T60 Series, Z60 Series, select R60 Series notebooks & is compatible with the Think Pad X6 Ultra Bases. Achieve all day computing (up to 8 hours or more) when you use the Think Pad Advanced Ultrabay Battery III along with a high-capacity system battery like the optional Think Pad T/R 14W 9 Cell High Capacity Battery (43R2499). (For battery life, go to lenovo.com/alldaycomputing). ...

The 9-cell Think Pad Battery 57++ extends the run time of the W541, T440p, T540p, W540, L440 & L540 systems. On average, the battery lasts for an incredible 100 watt hours. Each one is rechargeable & uses over-discharge protection to ensure power flows securely. Advanced Lithium-Ion (Li-Ion) technology is used to combine efficiency & performance, making this battery ideal for replacing ageing systems or for use as a convenient spare. Each one is safeguarded with a chip which authenticates with Lenovo systems. * Many factors cause battery life to differ. These include: screen brightness, battery conditioning, features, applications, power management & other customer preferences. ...

Stay unplugged for longer with the Think Pad T400s Series 6-Cell Battery. This rechargeable battery uses Lithium-Ion (Li-Ion) technology & can be used as a replacement for ageing system batteries or as a convenient spare battery. (For battery life, go to lenovo.com/alldaycomputing) Compatible with T400s, T410s. ...

The 6-cell Think Pad battery 61++ is a replacement/spare battery for Think Pad new T-series system. The battery is rechargeable & can be used as replacement or as a convenient spare for Think Pad T470 & T570 systems. This battery is powered by Lithium-ion technology & has a safeguard chip which authenticates with Lenovo systems. The battery lasts on average 72 watt hours & utilises over-discharge protection to ensure a secure flow of power. Many factors affect battery life. These include: screen brightness, battery conditioning, features, applications, power management & other customer preferences. ...

The 3-cell Think Pad Battery 68 powers X240, X250, W550, L450, T450s, T450, T550, T440 & T440s systems for longer. The rechargeable battery lasts for Approx. 23.5 watt hours & can be used with the T440, T440s & X240 systems. Each one utilises advanced Lithium-ion technology & over-discharge protection to prolong the life of the battery. The battery is safeguarded with a chip which authenticates with Lenovo systems. * Battery life is affected by a multitude of factors, including features, battery conditioning, power management, applications, screen brightness & other customer preferences. ...

The Lenovo Think Pad Battery 68+ is compatible with the W550, T440, T440s, L450, T450s, T450, T550, X250 & X240 systems. This 6-cell battery utilises Lithium-Ion technology & means that you can stay unplugged for longer, providing the longest possible battery life. The battery can provide power for Approx. 72 watt hours & is rechargeable. A safe flow of power is ensured by the over-discharge protection, which prevents damage due to incorrect voltage. Each one is safeguarded with a chip that authenticates with Lenovo systems. * Battery life differs due to a multitude of factors, including features, battery conditioning, power management, applications, screen brightness & other customer preferences. ...

Stay unplugged longer with these genuine Think Pad batteries. These rechargeable batteries use Lithium-Ion technology & can be used as replacement for aging system batteries or as a convenient spare battery. Compatible with T410/20/30, T510/20/30, W510/20/30, L410/12/20/21/30, L510/12/20/30. ...

The 6-cell Think Pad Battery 70+ powers your device for the longest possible time. Compatible with the T410/20/30, T510/20/30, W510/20/30, L410/12/20/21/30 & L510/12/20/30 systems, the average run time is 57 watt hours. The rechargeable battery utilises Lithium-Ion technology & works with the Think Pad External Battery Charger (40Y7625). * Battery life differs due to many factors, including screen brightness, power management, features, battery conditioning, applications & other customer preferences. ...