add solder section

[challenge-bot] / guide / 2-batteries / 0-prepare-leads / 2-solder.ogv

diff --git a/guide/2-batteries/0-prepare-leads/2-solder.ogv b/guide/2-batteries/0-prepare-leads/2-solder.ogv
new file mode 100644 (file)
index 0000000..70809f0
Binary files /dev/null and b/guide/2-batteries/0-prepare-leads/2-solder.ogv differ