This document introduces the safety symbols and important safety precautions of a PHILIPS brand product. The product has non-insulated materials and functions that require attention. It reminds users to prevent risks such as electric shock, fire, and water splashing during use. It also reminds users not to open the machine cover for repairs and to entrust professionals for repairs. It also introduces the installation, cleaning, and precautions for using the power cord and battery of the product.