What is the operating range for the MODEM XBEE 900HP 200K USB, product number XM-M92-UP-UA-ND

We need to know the operating temperature range for the modem. It will be used in a project to be sold to a customer where the project will be used in different temperatures.

This is out of page 6 of the manual: Operating temperature -40 - 85ยบ C (Industrial)