Shenzhen German Owned Nalan Technology Co.,Ltd has optimal design to the power bank ,so the power bank can protect circuit and when the power bank charged or discharged, It?s can control circuit. the power bank also can automatically identify the connected devices and automatically charge.this design can free maintain when power bank charge or discharge. any normal operation will not damage the power bank. lowest static current and highest conversion effeciency. once you touch the button, the power bank will show the power.we will improve LED which can show the battery?s software according to battery charge or discharges?curve. power conversion circuit adopt high effciency booster chip,usually the frequency is 1.2MHz.output power conversion circuit adopt aboard materials which have high frequency and low resistance. output switch control adopt large electricity(8A),low resistance(20m?),double MOSFET pipe to reduce loss.The output inductor adopts high power inductor in order to reduce the claorific value of the whole machine .These are meeting the standards-CE, FCE .
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