*Equipped with special lithium ion protection board to effectively prevent overcharge, over discharge, over current, short circuit, etc.; *can automatically detect and adjust the charge and discharge voltage and current, truly protect the user's safety.
*The number of charge and discharge cycles is ≥500 times.
*Power output using USB port, plug in the data cable to achieve portable, charging at any time.
*Temperature: high temperature 55 degrees, constant temperature 48 degrees, low temperature 42 degrees
*Product working time: High temperature 4.5 hours; constant temperature 7.5 hours;low temperature 10 hours
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