Product use: Pleated filter for air purifier (compatible (non-genuine)Correspondence part number:Successor with KAC 006 A 4 KAC 017 A 4Function: dust collection, antibacterial, antiviralEstimated for replacement (1 sheet): About 1 year, the replacement time will vary depending on the time of use and installation location.This item is a consumable item. If the dirt is conspicuous and the effect seems to be lowered, we recommend that you replace it promptly.Corresponding part number KAC 017 A 4 Major applicable model:ACK75L-T, TCM80R-W, ACM70MMP-W, ACM75L-W, ACM75M-W,ACM 75N-W, ACM 75P-W, ACM 80R-W, ACM 80S-W, ACM 80T-W,ACZ65M-W, MC75L-W, MC75LK-W, MC75LKS-W, MC75M-W,MC75MK-W, MC75MKS-W, MC75N-W, MC75NKS-W, MC75P-W,MC75PKS-W, MC80R-W, MC80RKS-W, MC80S-W,MC80SKS-W, MC80T-W, MC80TKS-W, MCA75LE7-W, MCA75ME8-W,MCA75PE1-W, MCA80RE2-W, MCA80SE3-W, MCA80TE4-W, MCK75L-T,MCK75L-W, MCK75LBB-T, MCK75LBB-W, MCK75LE7-W, MCK75LK-W,MCK75LKS-W, MCZ65M-W, MCZ65ME8-W, MCZ65MKS-W, TCM75P-W,ACK75L-WPlease check the corresponding model, please order.The replacement time varies depending on the time of use and installation location.Color: blueMaterial: CompositePackage Contents:5 * Air purifier pleated filterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.