Consists of a cigar lighter socket wired (10 Amp rating) to two crocodile clips. Connect the clips to a car battery making certain that the red one goes to positive (+). Then plug in the inverter and pyrography machine. A socket strip could be used if you want to power more than one pyrography machine.
Battery not supplied but visit your local motorist's discount shop for a budget one and a mains charger.
Reverse polarity may blow the fuse in the inverter and/or damage the inverter.