systems use an accelerometer sensor to detect when a ThinkPad is falling and shut down the hard disk drive to prevent damage.

*Biometric fingerprint reader and NFC smart card reader optionsThe fingerprint reader was introduced as an option by IBM in 2004. ThinkPads were one of the first laptops to include this feature.

*Internal WWAN modules and Wi-Fi 3x3 MIMOThe Mobile broadband

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