Tools and things for this job. This has an inner core single wire with a finely woven copper screen and foil around it.  This type of cable can only be joined by using special joiners sold by hardware and electrical stores. Male and female plugs are required for this operation.
CFL longevity and how to make it last longer. Compared to incandescent light bulbs, Compact Fluorescent Lamps (CFLs) rated lifespan is typically 8 to 15 times longer (6,000 to 15,000 hours). CFLs produce less light over time and it is expected that they produce 70â80% of their original light output by the end of their projected lifetime.
You can expect a 3000-hour lamp life from these mini light sets and if one bulb goes out the rest will stay lit. Each set comes poly-bagged for easy clean up and includes 2 replacement lamps and fuses. UL Listed for indoor and outdoor usage. Clear 100 Mini Light Set on 50-Foot White Wire; 6 Bulb Spacing with 3 Lead (3 X 6 X 3)