The water temperature requirements 55. 3Don't burn the handle. If you have aspecial requirement please tell us.If you have any question please be free to tell us. We answer all enquiries within 24 hours. If you are satisfied with the item, pls. If you are not satisfied/received, pls. We will try our best to solve the problems for you. If you have this need, please contact me as soon as possible! The item "7558081064nm Diode Laser Hair Removal Machine HR-K" is in sale since Wednesday, June 20, 2018. This item is in the category "Health & Beauty\Shaving & Hair Removal\Laser Hair Removal & IPL". The seller is "xiranzheng" and is located in . This item can be shipped worldwide.