Safe to Use: Multi protection safety system ensures complete protection from electrical short circuit, over-heat, electric surge, over-charging, over current, etc. Efficiency: With appliance of synchronous rectification technology in electric eneregy utilization, conversion rate of electrical eneregy reaches up to 88%, which causes less unnecessary heat and is more environment-friendly. Compatibility: Use this USB charger to charge any digital device that comes with a USB cable. The charging doc
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