Adjustable DC Regulated Supply DIY KitHigh quality DC regulated supply whose output voltage is continuously adjustable from 0 to 30V.Including a circuit to limit output current which enables output current to be continuously adjustable from 2mA to 3A.Provide current limiting, LED display, over load and short circuit protection.Easy to install and maintain.Input Voltage: 24V ACInput Current: Max 3AOutput Voltage: 0-30V (continuously adjustable)Output Current: 2mA-3A (continuously adjustable)Output Voltage Ripple: Max 0.01%colour:Photo ColorMaterial:plasticsize:Assembled Item Size: 9 x 8.5 x 3.5cm / 3.5 x 3.4 x 1.4inPackage Contents:3 x Adjustable DC Regulated Note:Please install the resistances and diodes according to PCB diagram. Make resistance values, diode models and installation direction are correct.Please install other components from small to , low to high.The picture of testing process is just for reference, pls in kind prevail 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.