With the rapid development of the global economy, the continuous improvement of people's living standard, portable electronic products are also more and more, such as laptops, Tablet PCs, mobile phones, digital cameras, camcorders, portable DVD, PDA, MP3, MP4, GPS, thermal equipment, healthcare equipment, and so on.
Their batteries are used, but these original battery as the battery capacity is low and do not meet the prolonged use of the equipment. When these devices when traveling on business or peak workload periods, regular battery without electricity at the crucial moment, especially when the phone is on the phone, digital camera photos, PSP game when played in full swing, and PDA are at work, and so on, makes you feel very helpless and powerless. And you can't put every device is equipped with a backup battery is not only costly and inconvenient. Based on this, Xun-CWS worry about in order to solve this problem, power came into being. With mobile power can solve many mobile device power supply problems, suffering from power shortage can be completely resolved, work and travel carefree.
Mobile power supply security issues has always been attention, however in the chaotic market conditions mobile power insecurity is also increasing. Mobile power supply must have the following: short-circuit, overcharge, overdischarge, constant current, constant voltage, and other protective measures should also have high-performance power management technology.