Product specifications:

Twist type (no other additional functions)

Knob type (with purification filter element)

Touch type (no other additional functions)

Touch type (with purification filter)

Touch type (with purification filter + infrared remote control)

Touch type (with purification filter + infrared remote control + mobile App)

Touch model (with colorful night light purification filter infrared remote control) white

Color:

Black (ABS black water tank + transparent water ruler)

White (ABS white water tank + transparent water ruler)