This electric screwdriver can work without a connecting power line, so you can use it anywhere. It has forward and reverse modes for easy screw driving and removal. The screwdriver can be rotated by 90 degrees.Come with a USB cable, it is convenient to be charged by PC or charger(not included).Including many kinds of bits and sockets which can meet different needs. Battery indication helps to arrange working hours properly. Light on the bottom of the handle makes it suitable to use at night