... humanity design,can do safe,high efficiency,extremely and thoroughly,cleaning with the following objects: small hardware, jewelries, watch, ... sun glasses, comb, etc.Technical Data: ProductsSemi-auto eyeglass cleaning machine Model No.QJX001Input voltage220V-50HzOutput voltageDC 9V 600mAMaterial of ... plastic frame, inject water or water with the lens cleaning liquid, turn on max power.2. You can see the ...