For 3.7V 3000mAh battery, 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 3.7V 3000mAh battery has been well received by many customers and enjoyed a good reputation in many countries. Lithtech Energy 3.7V 3000mAh battery have characteristic design & practical performance & competitive price, for more information on the 3.7V 3000mAh battery, please feel free to contact us.