Bliss climate control hot and cold facial wand is ultrasonic facial massager. The hot mode opens up pores and boosts absorption of creams and serums, the cold mode closes pores, reduce fine lines and wrinkles, reduce redness and puffiness.You can use this under eye area too.It helps to absorb daily skin care products better. How to use Bliss climate control hot and cold facial wand ? Step 1: After washing your face, use hot mode to infuse serums and creams.Hot mode opens up pores.Apply serum on your face and glide bliss facial wand upwards.After 2.5 minutes timer automatically turns off.Then apply moisturizer or cream on your face and glide bliss facial wand upwards.Do not glide facial wand downwards.Bliss climate control can be used under eyes too.It helps to absorb skincare products better.You can use it on sheet mask too while giving yourself mini facial at home. Step 2: Switch to cold mode.With in 3 seconds cool mode activates.It closes pores and reduces redness on face.Pat wand on face during cold mode.It cool down skin during hot weather.