When you buy the product, we will send you a timer card. A timer card can be used for 10 hours. After you use up the 10 hours, you need to buy a new timer card, which is 170USD.

Normally a timer card is enough to treat a size which is less than 5% of body surface. For example, if you need to treat your face, you need to use the product 5 seconds every time. A timer card can be used for 3600 times. 90% patients will almost recover after using 30-60 times.

If your affected area is not very big, you needn’t buy a new timer card.

if you are a doctor with many patients, you will need to buy extra timer card.

About return:

1.If the time card is used for more than 3 minutes, we do not accept return the timer card.
2.buyer will pay return shipping and 10% restocking fee will be Charged if you return item with out any reason or on mind change