The beautiful dōTERRA Volo™ Ultrasonic Diffuser comes in onyx and marble finishes, perfect for any room in the home or office. The Volo has a handcrafted polyresin stone top with a custom diamond pattern and features optional light settings: light-free, warm and bright amber. This unique diffuser has a customisable output with multiple time settings – allowing you to customise the release of CPTG Certified Pure Tested Grade™ essential oils.