1. Only for skincare. 2. Please do not disassemble, repair or transform the product.3.The body (except the toner tank) is not waterproof. Please do not use it with wet hands or wash it. 4. Please do not use it nearby flammable substance. 5.Please do not use it or store it in a humid place with high temperature. 6. Please cut off power and stop using immediately, if the product got extraordinarily hot. 7.If signs of irritation or rasp appears, please stop using immediately. 8.Please keep the product out of reach of children.9.Please do not fill the product with thick or oily toner. 10.Do not overfill the product to avoid causing disfunction.11.The product is precise instrument. please put it in a protective bag to carry. 12. If it comes into eyes and signs of cough appear, please rinse with water immediately and stop using the product. If the signs persist, please consult a doctor. 13. When not in use for a long time please take out the battery.