Easy to replace:, none tool required, if necessary, simply remove and replace drives Applicable model: Suitable for LV600HH LV600S humidifier These Enduring pads are make of sponge materials, which helps improve and reduce mineral accumulation Whether you are using a humidifier in the kitchen or living room, these mats can make it run efficiently Helps improve the of the humidifier and avoids the accumulation of hard minerals on the heating plate of the humidifier