General description The For Air Purifier KNME043B4 99A0509 Humidifying Filter Element is designed to enhance the performance of your air purifier, ensuring cleaner and fresher air in your living space. Technical specifications Material: Filter paper Color: Orange Package Contents: 2 x Air Filter Measurement allowed error: +/- 1-3 cm Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.