0-30V 2mA - 3A Adjustable DC Regulated Power Supply DIY soldering KIT Output voltage: 0 to 30V continuous adjustable Output current: 2mA - 3A continuously adjustable output voltage ripple: minimum 0.01% Input voltage: 24V AC Input current: 3A maximum All straight inserted element, make easy, only an adjustable components ( used to adjust the voltage of 0 v ) LED indicator for output over current, when the current exceeds the set data circuit protection, LED lighting, over load and short circuit protection Minimum current (2mA) under the measurable leds and zener diode colour: Photo Color Material: ABS+ metal