Surface Book i5

* Need to be purchased separately.

1 Windows Hello requires specialized hardware, including fingerprint readers, IR illumination sensors or other biometric sensors.

2 Play videos for up to 12 hours. The test conducted by Microsoft in September 2015 used a pre-built Intel® Core™ i7, 256GB, 8 GB RAM device. The test included a complete discharge of the battery during video playback. All settings are default settings, with exceptions: Wi-Fi is connected to the network, and automatic brightness is disabled. Battery life will vary significantly depending on settings, usage methods, and other factors.