Specification: For Aroma Diffuser -Material: PP， PVC(safe as food grade material) -The shell is made of plastic with wood grain-color ( NOT wood) - Color: Light Wood grain color(NOT wood shell) - Colorful LED light: includes Light Colors Auto Changing / Blue light / Red light / Green light / Blue and Red light / Red and Green light / Blue and Green light / Blue，Red and Green light - Power: 12 W; Output volt: 12 V; Input volt: 100-240V; Frequency: 50-60 HZ - Vibration frequency: 1.7MHz - Adapt area: 20-30 square meter - Water capacity: Maximum Capacity:160ml，Optimum loading capacity:100ml. Note:Do not fill it up，or there will be no mist，100ml is the best capacity. - Working time: 6- 10H (Intermittent mode:3 minutes on，1 minute off.)- Noise: 20~40db - 1 Air outlet - Auto off (Protection) when water runs out - Function: Ultrasonic -Body weight: 461g (16.3OZ) - Dimension: 130*130*95mm (L*W*H) (5.2*5.2*3.7inch) - Package: 145*145*135mm (luxury color gift box) -US Plug Standard How to use it: 1.The product should be placed on the desk horizontally 2.Turn the cover and open it 3.Open the water tank cap by bayonet 4.Pour some water less than 160ml 5.Add 3-5 drops essential oil 6.Connect DC power 7.Lid the water tank cap and rotate to closely connect with the cover 8.Connect the power supply(100-240V/50-60hz) What's include: 1 x Wood grain LED Aromatherapy Diffuser 1 x AC Adapter 1 x Measuring Cup 1 x User Manual1 x EVELTEK Luxury Color Gift Box