Master Massage 3-bottles Oil Warmer for Massage Therapy - New Open Box

Three bottle massage oil heater from master massage equipment. Model : HOH4 Brand new. I just took it out of the box too make sure and I did plug it in and confirm that it turns on. I did not see any paperwork in the box. I think it got misplaced. Specs: Switches between Fahrenheit & Celsius Precise temperature control Temperature display screen 15 minute fast heating Real-time temperature display Three massage oil bottles