For Io: 50*2A, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our Io: 50*2A has been well received by many customers and enjoyed a good reputation in many countries. Merryelc Io: 50*2A have characteristic design & practical performance & competitive price, for more information on the Io: 50*2A, please feel free to contact us.