Features 1、All are in-line components, easy to install and maintain, the output voltage is easy to adjust. 2、The output current limit status is indicated by LED, when the output current exceeds the limit current, it will automatically switch to constant current mode to provide full protection against overload or fault. 3、DIY parts set, need to install by yourself, can exercise hands-on ability. 4、High quality DC regulated power supply whose output voltage is continuously adjustable from 0 to 30V. 5、Provide current limiting, LED display, over load and short circuit protection. Specification Conditon: 100% Brand New Item Type: Power Supply DIY Kit Material: Synthesis Board Color: As Pictures Shown Input Voltage: DC24V Input Current: 3A Output Limit Current : 2mA-3A Continuously Adjustable Package List 2 x Small Transistor 1 x In4004 Capacitance 4 x In5408 Capacitance 6 x Small Diode 1 x Circuit Board 2 x Wiring 1 x 3300μf Diode 2 x 47μf Diode 1 x 10μf Diode 2 x Knob 1 x Potentiometer 1 x Led Light 21 x Resistance 3 x Transistor with Cooling 4 x Screw 2 x Nut 5 x Thermistor 2 x Blue Terminal 2 x White Terminal 1 x 0R47J Ceramic Components 3 x Eight-Pin Chip 1 x Black Aluminum Alloy Shell