1. Please maintain faraway from using under sizzling water for a long time. Below 50℃ is recommended. 2. You will see the black water because the first time, due to carbon, then it is going to paintings effectively after 5-10 seconds 3. Life span : Based on the effective of water, 1-2 month in traditional for every day use. Colour: Blue Material: activated carbon + plastic Package Contents: 2 x Tap water filter out air purifier Only the above kit content, other merchandise are not included. Note: Light taking pictures and assorted exhibits may cause the colour of the object in the photograph just a little diverse from the genuine thing. The dimension allowed error is +/- 1-3cm.