9v Battery Snap with Alligator Clips, 5PCS 9v Battery Connector to Dual Alligator Clips Cable: Amazon.com: Industrial & Scientific
Hillman Solid Wire Harness Wire (By-the-Roll) in the Specialty Wire & Cables department at Lowes.com
9V Battery Snap - Hard Shell - T Style - Love My Switches
Amazon.com: 9V Battery Connector,10 PCS T-Type 9 Volt Battery Buckle Connector Hard Buckle Plastic Shell Used in Student Experiment,or Other Equipment with 9V Battery(T-Type, 10PCS) : Electronics
Snap-type Battery Clip Connector with Wire Leads for 9V Batteries & Battery Holders
Electronics: 9 Volt Battery Snap Connector - Shop - GBFans.com
Addicore 9V Battery Connector
Amazon.com: 5pack 9v Battery Clip with 2.1mm X 5.5mm Male DC Plug for Arduino by Corpco : Electronics