1.Before using this product, read all instructions carefully. 2.This device is not a toy and is not intended for children. 3. Keep out of reach of children. 4.This device is inteded for household use only. 5.Please do not use the device on the other part other than the hairs of your body or for any other purpose. 6.Do not use the device if the shaver foil or trimmer blade is split or broken, as injury may occurs. 7.Do not touch the inner blade to avoid injury. 8.Resine the attachment heads and limited combs only, do not submerge the entire unit in water or other liquids. 9.Keep the device in dry and cool place. 10.Keep longer hair and clothing away from product during use. 11.Avoid shaving or trimming if you are suffering from any damaged or irritated skin.12.Remove the batteries if the device is left unused for an extended period of time.