Core 400S Replacement Filter Compatible with LEVOIT Core 400S Smart WiFi Air Puri-fier, Part Number# Core400S-RF, 3-in-1 Efficient Filter, Core 400S-P Transformers & Regulators simply hold the transparent head

simply hold the transparent head between your thumb and forefinger

ensuring smooth drinks every time

EASY TO STORE: Measuring at a compact size of 3

*Widely Application: Widely used for hanging small objects

It will be fully charged in 1

Core 400S Replacement Filter Compatible with LEVOIT Core 400S Smart WiFi Air Puri-fier, Part Number# Core400S-RF, 3-in-1 Efficient Filter, Core 400S-P Transformers & Regulators simply hold the transparent headCore 400S P replacement filter works fully compatible with LEVOIT Core 400S P Air Purifie r. Compared to Part # Core 400S RF. NOTE: Not for Core 200S 300S 600S Mini. Please make sure to carefully check your air purifi er model before placing an order! Core 400S replacement filter for Levoit adopts 3 in 1 Efficient Filtration System ( Nylon Preliminary Filter Efficient Filter Activated Carbon Filter ) to filter 99. 97% of airborne particles down to 0.