This is the smart hose accessory for a Hitachi cordless stick vacuum cleaner. It has been stored at home for 4 years after purchase, but has hardly been used. I am also listing other parts. I will offer a discount for combined purchases. Please request a combined purchase or leave a comment. Part number: PV-BEH900-035 I am selling it because I don't use it. Compatible models: PKV-BK3K, PV-B550E7, PV-B550E8, PV-BEH900, PV-BFH900, PV-BFL1, PV-BH500A1, PV-BH500G, PV-BH500H, PV-BH900G, PV-BH900H, PV-BH900J, PV-BH900K, PV-BH900SK, PV-BH900SL, PV-BH900SM, PV-BHL1000J, PV-BHL1000J1, PV-BHL2000J, PV-BHL3000J, PV-BJ700G, PV-BKL11G, PV-BL10G, PV-BL1A1, PV-BL1H, PV-BL1J, PV-BL1K, PV-BL20G, PV-BL2H, PV-BL30E8, PV-BL30H, PV-BL30J, PV-BL30K, PV-BL35E9, PV-BL3J, PV-BL3K, PV-BL3L, PV-BL3M, PV-BL45E3, PV-BL45E9, PV-BL50J, PV-BL50K, PV-BL50L, PV-BL50M, PV-BT5000 *I have researched the compatible models to the best of my ability, but I am not responsible for any errors. Please check the instruction manual of your vacuum cleaner to confirm compatibility before purchasing. #Power Boost Cyclone #Power Light Stick #Rakukaru Stick Stick vacuum cleaner Dust collection method: Cyclone