Solar lighting is great because it requires no wiring, which means no electrician which equals no installation costs! 
It also saves on your electric bill, as they are powered by sunlight, and not plugged into the wall. 
This is also great because you can put lights in any area of your dark yard or walkway to make your home safer.

For a cost-efficient way to keep your outside lit, our solar path lights, spotlights and security lights are ideal.  Use these solar-powered lamps which collect sunlight during the day to produce brilliant light at night.

So at last, solar lighting benefits: no wires; no bills; no fuel;  no noise; no maintenance; portable;  easy installation ; working long time with solar engergy; no worries; brightness at night wherever you want to install outside; You can see below pictures: