This Clips-connect 2-pin connection box will enable you to very easily attach an output to the end of your 8mm LED strip without having to do any soldering.
Product description:
Clips-connect connector dimensions: Length 16 mm, Width 12.5 mm; Thickness 4.8 mm
Circuit board: 2 tracks
Pin spacing: 3.7 to 4.5 mm
Cable length: 130 mm