Wal-PD502 product is a mobile power with a 5200mAh battery capacity, its light and agile in body design, body size is only 98 * 43.5 * 22.5mm, weighs only 78g, fully meet consumer demand for small portable mobile power needs, and used with the Macbook same ceramic technology, and look stylish, elegant, beautiful full degree. Wal-PD502 mobile power products Thanks to a single USB output interface, which requires it compatible with almost all types of mobile phones and flat-panel, so it uses a constant current technology, can automatically charge the device with the current matching, so as not to hurt to these devices. The mobile power thanks to the A-grade batteries, and synchronous rectification technology, so that it has up to 90% conversion rate, can be much longer battery life for mobile phones. Wal-PD502 product has 5200mAh battery capacity mobile power, beautiful and practical, personalized design power indicator, automatic detection, automatic charging with LED flashlight function, there may be a need fertile or fertile products product Lynx Mall understand micro-channel micro purchases.