USB Rechargeable Bed Vacuum Cleaner, Cold Light Handheld Vacuum Cleaner, UV Sterilization, Mite Removal, Disinfection, Cordless Home Bedding Cleaning Machine, it is ergonomically designed and the dust cup can be disassembled and cleaned, which is easy to use and does not tire hands and waist. Feature: Cold light + silver ion can kill and prevent mites, 99% filtration and separation efficiency, dust-proof and anti-dust vacuum cleaner, away from secondary pollution.