Fifteen. Toss out plastic bag with previous wax donut ring. For anyone of you who like to sniff Young children' hair, Usually do not consume this sort of donut. We did, right after eight yrs we had to toss it out. The pole (anode) down the middle needed changing. The https://traffup.net/iframetest/?ID=25fa1419294295dacb83ff1a7de221b7