Dell Alienware 15 (Early 2015) - Manual (Page 12)

Device Environment
Feature
Specification
Altitude:
Operating –15.20 m to 3048 m (–50 ft to 10,000 ft)
Storage –15.20 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level G1 as defined by ISA-S71.04-1985
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