Premium Material: The plug in essential oil diffuser is made from pp material, which is sturdy, and can be used for a long timeCompact Size: Hotel aroma diffuser with dimensions of 6.7 cm x 6.6 cm x 20.8 cm/2.64 inch x 2.60 inch x 8.19 inch, portable and lightweight, easy to carryWide Application: The small fragrance machine is suitable for use in hotels, offices, homes, or other space, etc It is a wonderful gift for birthdays and parties of family and friendsAPP Bt Control: The small fragrance machine can app Bt control, It can be controlled by phone, making it easier to usePackage included: Includes 1x essential oil diffuser, 1x manual and 1x essential oil empty bottle Specification: Material: PpPower: 2WEssential oil capacity: 100mlNoise: < 38db Size Chart: 6.7 cm x 6.6 cm x 20.8 cm/2.64 inch x 2.60 inch x 8.19 inch Package Includes: 1xPlug in Essential Oil Diffuser(US plug) Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.