Plastic case, step shape Isolation class II DC output voltage adjustable. No load power consumption Less than 0.3W Assemble on installed rail -35 / 7.5 or 15 Suitable for building automation and control of household appliance<br><br>Output Current: 1.5A Output Frequency: 47-63Hz Model Number: HDR-30-24 Output Type: single Output Power: 30w DC Voltage: 24V Dimension: 35 x 90 x 54.5mm(W x H x D) Function: Overload Protection color:Black Material:plastic<br><br>Package Contents: 1 x Guide rail switch power supply<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.