... ≤40 centigradeRelative air humidity: ≤ 90%Controller system1.Standard control panel, including voltmeter, frequency meter, ampere meter, water temperature ... gauge, oil temperature gauge, oil pressure gauge, AMF control module,oil level indicator, emergency button,preheating button, battery ... for protection and transfer.2.It can be with ATS electric control cabinet, including circuit breaker, LCD or LED ...