5.3 Tools for Installation Please prepare the following tools before installation 15 No. Tools’ Name Schematic Picture Main Uses 1 Multimeter Check the electrical connection and measure the voltage 2 Electric Impact drill Drill fixing holes in the wall 3 Wrench Fastening bolt 4 Diagonal plier Cut the cable 5 Wire stripper Peeling cables 6 Crimping plier Pressed cable terminal 7 Cross screwdriver Fastening screw