1.5v LED flashlight circuit April 01, 2016 Get link Facebook X Pinterest Email Other Apps 1.5v LED flashlight circuit Parts list: White LED(20pcs) Transistor S9012 Transistor S9013 Coil 100uH Capacitor 500pF Capacitor 220uF 10v Resistor 5.6k Resistor 10k Resistor 100 ohm 1.5v AAA battery Use the coil of an old CFL lamp. Video: