Talk:Searchlight/@comment-121.121.60.254-20150725084608

Japanese wikiwiki says upgrading these things will increase your firepower. It follows the same formula as small/medium guns.

http://wikiwiki.jp/kancolle/?%B2%FE%BD%A4%B9%A9%BE%B3

"爆雷・ソナー・高射装置・探照灯は強化すると砲撃戦での与ダメージも上昇する. 魚雷・機銃は上昇しない. "