Features: Isolation Class II Universal AC input / Full range Protections: Short circuit / Overload / Over voltage / Over temp. (DR-100) No load power consumption: <0.5W (DR-15), <1W (DR-100) Built-in constant current limiting circuit Cooling by free air convection Dimension (WxHxD) DR-15 / DR-30 /DR-60 / DR-100 25x 93x 56mm / 78x 93x 56mm / 78x 93x 56mm / 100x 93x 56mm Working temperature: -20~+60C Can be installed on DIN rail TS-35 / 7.5 or 15 DC output voltage adjustable LED indicator for power on Suitable for building automation and control of household appliance