... features, adapt in AC 50Hz or 60Hz, voltage is up to 220V or DC 110V of control circuit, for switching circuit ... .5,JB/T3703.1 2.FeatureSmall sizeComplete types, in addition to base products, with surge-suppression circuit and the light-driven;Using ... ambient temperature +40°C. Should give consideration to the dews, which would appear due to temperature change;Plug installation way: by screw ...