Users without electric power will be able to turn a wind-up handle to rechange the battery .

用户在没有电的情况下切换到转动手的电池充电。

Good plate of paper can be repeated use 3 to 5 times, and then rechange new paper plate.

的垫板纸可以反复使用3～5次，然后再换新的垫板纸。