SPECIFICATIONS: Environmental Temperature Operating : 25 to 65 C ( 13 to 149 F) Storage : 40 to 85 C ( 40 to 185 F) Humidity Operating : 0 to 90% non-condensing Storage : 0 to 95% non-condensing Approvals Conformity : CE marking, European Union (EU) declaration of conformity. EAC marking, Eurasian Customs Union (EACU) certificate/ declaration of conformity. Electromagnetic compatibility : EN 61000-6-2. EN 61000-6-4. EN 61326-3-1. TR CU 020/2011. Electrical safety : EN 61010-1. TR CU 004/2011. Vibration : IEC 60255-21-1 (Class 2)