Use small lightweight string lights for this purpose.
How to install outdoor light in cinder block wall.
Position a surface mount electrical box on the wall at the location of the fixture and mark the positions of the screw holes on the back.
You can drape a single strand of lights across the wall or get more creative.
Clean the wall with rubbing alcohol then peel off the paper backing from the adhesive hook and press in.
Trace a line to give a guide for breaking the block.
Drill holes at the corners of your outline and then use a ball peen hammer to break away the rest of the concrete.
For example if your cinder blocks are 8x8 in 20x20 cm and you want to use 2 blocks to make up the wall s width your total wall width would be 16 in 40 cm.
Use painter s tape to fasten string lights beneath a deck railing.
To determine the width of your future wall decide how many cinder blocks you want to use for the wall width then calculate the width using the block s measurements.
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Drape outdoor lights on a wooden fence arbor or trellis.
The anchor used to hang heavy objects on a cinder block wall must grip the sides of the anchor s pilot hole tightly.
If the concrete block wall is painted and has a relatively smooth not porous finish hanging pictures may be as simple as installing removable adhesive wall hooks.
Line pathways or walkways with string lights.
At each end of the wall set an 8 x 8 x 8 cinder block smooth side facing out.
Anchors with heavy duty spring loaded wings hold objects against the hollow part of a cinder block and wedge style anchors hold objects against the cinder block s solid webbing.
2 remove the box and drill a hole into the brick on each.
A rotary hammer drill fitted with a carbide tipped drill makes an excellent tool but if this isn t available a star drill will work.
Weatherproof outdoor tape will help hold them in place so they don t move throughout the night.
To hang the lights on your cinder block wall use clips designed for masonry walls without damaging the surface.
Create a hole for your outlet box.