Every 1500 hours the filters need to be changed. When the 'Change' icon lights up on the purifier you should change the filters. After they've been replaced, press the child lock button for 5 seconds to reset this function.

The Air Purifier has a safety trip button on the base of the unit. It is designed to act as a safety feature for the electrical system. The product is required to be on a flat surface to work, therefore, the unit will turn off once raised from the floor. 

These filters can only be replaced from our companies Kleva range or Super Sleeper Pro.

Not at all. Although for people who are light sleepers we've added a night mode setting to make the air purifier even quieter and even dims the lighting.

80 Watts an hour

You shouldn't wet the filters with water when cleaning them. Instead, each filters needs to either be vacuumed or placed in a well ventilated area. See the manual page 12 for more information.