Decorative lava lamp with a trendy retro look | the up and down movement of the bubbles creates a relaxed atmosphere and sets a decorative accent in any living room, youth room or party room | the light source generates heat that sets the lava process in motion: this can take a certain amount of time (>2 hours) | Caution: never (.) during operation, as this can severely disrupt the process and cause discolouration of the liquid | incl. bulb and cable switch.