国产女精品视频网站免费,久久av无码精品人妻系列试探,亚洲一区二区三区国产精华液 ,国产成人片无码视频在线观看

1.Automatic identify input and select different charge current;

2.Ultra low standby consumption , high efficiency charge and discharge;

3.Using high performance lithium ion battery, it is durable, after 3000 times full charge and discharge cycles, the battery  still has more than 80% of original battery capacity ;

4.Battery capacity indicator: press button to display battery capacity.

Protect Function：

1.Input overvoltage and undervoltage protection;

2.Output overvoltage protection;

3.Output short-circuit protection;

4.Battery overcharge,overdischarge,overcurrent and short-circuit protection;

5.Overtemperature protection;

6.Build-in PTC and battery protection IC for battery protection;

7.Output overload protection;

8.Aluminum alloy housing provides comprehensive protection.