BS EN 62637-2:2011 Battery charging interface for small handheld multimedia devices. 2 mm barrel type interface conformance testing

What is BS EN 62637-2 - Battery charging interface for small handheld multimedia devices about?  
BS EN 62637-2 is a European standard that discusses conformance testing. BS EN 62637-2 part of the IEC 62637 that provides the conformance testing rules and guidelines for equipment built to meet the 2 mm barrel type charging interface specified in the 62637-1. 
Who is BS EN 62637-2 - Battery charging interface for small handheld multimedia devices for? 
BS EN 62637-2 on battery charging interface for small handheld multimedia devices is useful for: 
Multimedia device manufacturers and suppliers 
Charger manufacturers 
Product development teams 
Quality control personnel 
Why should you use BS EN 62637-2 - Battery charging interface for small handheld multimedia devices?  
The purpose of the BS EN 62637-2 is to achieve good interoperability between different chargers and devices and verify that the charger complies with the requirements of settling time, minimum voltage, and maximum voltage limits. 
BS EN 62637-2 facilitates the development of high-quality compatible chargers and promotes the benefits of batteries and the quality of products that have passed conformance testing. 
With obedience and compliance to BS EN 62637-2, you can efficiently manufacture high-quality chargers. BS EN 62637-2 helps you to build consumer trust and confidence in the product. With BS EN 62637-2 you can be ensured that the products consistently meet and exceed quality assurance targets.