Check the listing for details. **Improved design v3** Innosilicon miner dust filter adapter. Safe, Clean, Cool. Condition: New. Listed at 19.97 USD. Version 3 improvements:-Strengthened fingers that clamp onto fan-Smoothened attachment point for filter providing easer filter removal. Keep your miner running cool by avoiding internal dust build up and improve air flow. No tools required. Filter adapter designed with computational fluid dynamics(CFD) resulting in reduced turbulent air at fan intake, improved airflow, and reduced fan noise. In last photo of white filters side by side: left filter is 3 weeks old, right filter is brand new. Miner in typical garage/warehouse environment. Air filtration is evident by discoloration of filter. Filters are washable and reusable. Filter adapter snaps onto intake fan with fan guard in-place. Remove filter adapter from fan in seconds by depressing locking tabs on filter adapter. You will be surprised how dirty the filters get.Fits all Innosilicon miners. Example:Innosilicon A10 Pro requires (2) filter adapters and filtersInnosilicon T2 Turbo requires (1) filter adapter and filter Uses common 5-20 Gal wet/dry dust vacuum filters by Ridgid. Ridgid filter compatibility: VF4000, VF5000, VF6000. Filter adapter does not include filter. See other action for filter adapter kit with filter. Product images are for example only and do not include anything other than filter adapter. Colors may vary.