Dell XPS 12 (9Q33, Mid 2013) - Manual (Page 6)

Computer Environment
Temperature range:
Operating 0 °C to 40 °C (32 °F to 104 °F)
Storage –40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum):
Operating 10 % to 90 % (non‑condensing)
Storage 10 % to 95 % (non‑condensing)
Maximum vibration (measured using a random vibration spectrum that simulates
user environment):
Operating 0.66 GRMS
Storage 1.30 GRMS
Maximum shock (measured with hard drive in operating status and a 2 ms half‑
sine pulse for operating. Also measured with hard drive in head‑parked position
and a 2‑ms half‑sine pulse for storage):
Operating 140 G
Storage 160 G
Altitude (maximum):
Operating –15.2 m to 3048 m (–50 ft to 10,000 ft)
Storage –15.2 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level G1 as defined by ISA‑S71.04‑1985