... primary material Semi-auto eyeglass cleaning machine Can mainly be used to the cleaning of small hardware, jewelries, ... efficiency,extremely and thoroughly,cleaning with the following objects: small hardware, jewelries, watch, necklace, ear ring, ring, bracelet ... , sun glasses, comb, etc.Technical Data: ProductsSemi-auto eyeglass cleaning machine Model No.QJX001Input voltage220V-50HzOutput voltageDC ...