Ultrasonic ?Nebulizer (Protable)? Handy design Built-in timer: Automatically shuts off after 5 minutes preset. Portable / lightweight: only 240 grams. Whisper quiet operation: Thanks to the ultrasonic vibration technology. Small particle size: 0.5m to 6m. Satefy: Completely and easily sterilized blower unit and clean whole way from tank to the end. Desire output: Adjustable mist volume. Multiple Power Sources: With DC adapter, Car DC adapter and optional. Rechargeable battery pack, permit maximum mobility. 280-degree rotating spout. Temperature detected alarm. Safety Approvals. Specifications: Ultrasonic ?Nebulizer (Protable)? ? Oscillation frequency (MHz): 2.8 Particle size (Micron): 0.5 – 6.0 Capacity (ml): Conducting Chamber: 3 Medication Cup: 5 Power Supply: 12V DC Adapter Car Cigarette Lighter Adapter Or Battery Pack Power consumption (watt): 10 Weight (g): 240 Dimensions (cm): 10 x 5.5 x 18 (L x W x H) Temperature (degree C.) Operating: 10 - 40 Transportation: Storage: 5 - 80