... capacity, long life span and other features, adapt in AC 50Hz or 60Hz, voltage is up to 220V or DC ... T3703.1 2.FeatureSmall sizeComplete types, in addition to base products, with surge-suppression circuit and ... plug way, print-welding way, flange type, fixed by screw way and so on, the user ... 40°C. Should give consideration to the dews, which would appear due to temperature change;Plug installation way: ...