Simple ceramic vape circuit.

A friend brought me a crippled vape, and I wasn't able to figure out what failed with a multimeter. The fuse and the ceramic heating element were still good, and the problem seemed to be somewhere in the super chippy logic side of the board.

Now I am starting a new circuit for it. If I can use the same heating element and housing, she can still use the same wicked whip that came with it. How do I determine the wattage of...

Simple ceramic vape circuit.