DIY D880 Transistor Series Power Supply Regulator Module Board Kit

Note This is a DIY kit you need to assemble it no instruction supply Sepecification Input voltage AC 12 17V No direction Output voltage DC 8 14V adjustable Output current 500mABoard size 4 9 3 5cm Package includes 1 x PCB board2 x 9013 transistor1 x D880 transistor1 x 15 10 20mm heatsink1 x M3 6 screws2 x 3 96 2P pillars4 x 1N4007 diode1 x 0 5W 6 8V Zener diode1 x 1000UF50V electrolytic capacitor1 x 470UF25V electrolytic capacitor2 x 10UF25V electrolytic capacitor5 x 1K resistor1 x 47K resistor1 x 1K blue and white potentiometerTest for reference only