Product Review

If you confirm your extension do not work because of terminal of plug is poor contact.
You don't need to buy new extension cord and save your money.

Total length with handle: 4.6 inch
Length without handle: 4 inch
Total width with handle: 2.6 inch
Width without handle: 2.2 inch
Total highth with terminal: 2.2 inch
Highth without terminal: 1.3 inch
Fit OD of cable : 0.6~0.8 inch

Buy this product and cut the old plug off.
Cut the PVC of the cord's jacket about 2 inch.
Cut the 3 inner wire off in fit length, cut off the jacket off the inner wire too.
Then, assembly this replacement plug on your extension cord.

Color : Black

Full package with the assembly specification.