Evocative mist producing lamp Cool mist produced without heat or chemicals Glass bowl design filled with realistic glass ice cubes Soft diffuse changing LED light Humidifies dry atmospheres Fill the bowl with water & arrange the supplied glass ice cubes on top of the grilles & switch on. Within seconds a cool fog is produced which lingers at the surface of the water stirred gently by air currents while the LED constantly changes colour to add to the effect of the fog lamp. Ultrasound technology means the mist is produced without heat or chemicals. This produces the added benefits of humidifying the air & you can even add a few drops of your favourite essential oil to enhance these benefits. The lamp operates at a safe low voltage via the plug-in mains adaptor supplied & the metal stand ensures stability. The ultrasonic ceramic membrane is subject to wear its lifespan depends on a number of factors including water hardness operating time etc. Replacement ceramic membranes are available in a kit with a special removal key Order Code L42AK.