diff --git a/12.temporary_ins/15.electrokinetics/20.overview/Ohm-law-L1200.jpg b/12.temporary_ins/15.electrokinetics/20.overview/Ohm-law-L1200.jpg
new file mode 100644
index 000000000..e9924bd65
Binary files /dev/null and b/12.temporary_ins/15.electrokinetics/20.overview/Ohm-law-L1200.jpg differ