Lighter details
Move the mouse over the lighter to see all its components and the part name.
Piezo details
Move the mouse over the Piezo to see all its components and the part name.
Pressing the knob causes a spring-loaded hammer to hit a piezoelectric crystal, producing a sufficiently high voltage electric current that flows across a small spark gap, thus heating and igniting the gas. Only one electric spark is generated per turn of the knob.