Swiffer, Cordless Rechargeable Sweep & Vacuum, Sucks Up Large Particles, Dry Cloths Pick Up Dirt, Dust & Smaller Particles, Removable Collection Bin So No Bags Are Needed, New & Improved Lithium Ion Battery, Led Light Provides Clear Battery Life Signal, Red To Green, Provides Steady Suction Throughout Use, Can Clean 4-5 Rooms, Plus 20% Improvement In Run Time, Includes 8 Dry Refills, For Additional Refills Use The Following: 16 Count Dry Cloths TV #727-537 & Replacement Filter TV #111-612.