From Manufacturer's Label:
GLASS & BAMBOO ULTRASONIC DIFFUSER
Simple: No chemicals, no heat. Just add water amd the AromaScape produces safe, ultrasonic pulsations to create a tranquil mist.
Soothing: Add a few drops of essential oil** directly to the water for a healthy, soothing, fragrant spa environment. **Oil not included.
Smart: Performs continuously for up to 8 hours. Automatically shuts itself off when water level gets too low.
• AromaScape measures 7" diameter x 8.25" high
• Water Capacity: 100 mL (3.38 fl oz)
• Suggested Room Size: 200-300 sq ft
• Continuous Operation: Up to 8 hrs
• Light Mode: Color changing, or no color
• Power: UL approved, AC adapter included
• Automatic safety shut-off
Manufactured by: SpaRoom