Includes connection reference guide on backside of the unit , CR2032 battery included , PW-DIYCT-01 Don't risk a shoddy cable ruining your performance! This D'Addario DIY cable tester lets you quickly diagnose the problem for both audio and power... Part of the D’Addario DIY Solderless Pedal Board Cable System, the D’Addario DIY Solderless Cable Tester makes it quick and easy to test cables for proper connections and shorts. Donner PEDAL PACK ( w/ D'Addario Power Supply Pedal Board Cable Tester D'Addario PW-DIYCT-01 Power And Instrument Cable Tester | Tapestry Control Instrument Cable A variety of plug styles enable virtually limitless options: pedalboards, effects racks, DJ cases, studio applications, etc. D'Addario Custom Instrument Cable | 1/4" - Angled - 10 The cables are made by pushing the plugs firmly onto the cable and tightening a screw on the side of the plug. DIY Cable Kit allows musicians to make their own custom-length instrument cable without the hassle and inconvenience of soldering.