Apple PowerBook 165 - Manual (Page 21)

Specifications Environmental - 12
Environmental
Operating
Temperature
50–104° F (10-40° C)
Storage
Temperature
-13 to 140° F (-25 to 60° C)
Relative Humidity
20–80% noncondensing
Altitude
0–15,000 ft. (0–4722 m)
Operational Altitude
0–10,000 ft. (0–3048 m)