Our Shock Pen will put out 10,000 stunning volts to bring an assailant to their knees and give you the opportunity that you need to get away. The 180mAh battery can be fully charged, via its included USB cord, in one to two hours and there are battery indicator lights. The 6" overall Shock Pen has a lightweight aluminum construction, featuring a pocket clip for ease of carry. It will put out 10,000 stunning volts to bring an assailant to their knees and give you the opportunity that you need to get away The 180mAh battery can be fully charged, via its included USB cord, in one to two hours and there are battery indicator lights It has a lightweight aluminum body with the contacts on one end and it has a sturdy metal pocket clip for ease of carry