diff --git a/lua/controller.lua b/lua/controller.lua
index 6582c78..e36ff71 100644
--- a/lua/controller.lua
+++ b/lua/controller.lua
@@ -43,6 +43,8 @@ Controllers that have no items will not continue scanning drawers. ]]--
 local MP = core.get_modpath(core.get_current_modname())
 local S, NS = dofile(MP.."/intllib.lua")
 
+local controller_interval = tonumber(core.setting_get("drawers_controller_interval"))
+
 local function controller_can_dig(pos, player)
 	local meta = core.get_meta(pos);
 	local inv = meta:get_inventory()
@@ -356,7 +358,7 @@ controller_def.on_construct = function(pos)
 	meta:set_string("drawers_table_index", "")
 	meta:set_string("formspec", controller_formspec(pos, S("Running")))
 	local timer = core.get_node_timer(pos)
-	timer:start(7)
+	timer:start(controller_interval)
 end
 controller_def.on_blast = function(pos)
 	local drops = {}
diff --git a/settingtypes.txt b/settingtypes.txt
new file mode 100644
index 0000000..8175c15
--- /dev/null
+++ b/settingtypes.txt
@@ -0,0 +1 @@
+drawers_controller_interval (Drawer Controller update interval in seconds) float 7.0 0.1 10.0