diff --git a/basis/submenu.lua b/basis/submenu.lua
index 10149da..8bd88dc 100644
--- a/basis/submenu.lua
+++ b/basis/submenu.lua
@@ -16,8 +16,8 @@ local S = techage.S
 techage.menu = {}
 
 local function index(list, x)
-	for idx, v in ipairs(list) do
-		if v == x then return idx end
+	for idx, v in ipairs(list or {}) do
+		if tostring(v) == x then return idx end
 	end
 	return nil
 end
@@ -99,7 +99,6 @@ local function generate_formspec_substring(pos, meta, form_def, player_name)
 				end
 				tbl[#tbl+1] = "label[4.75," .. offs .. ";" .. val .. "]"
 			elseif elem.type == "dropdown" then
-				local l = elem.choices:split(",")
 				if nvm.running or techage.is_running(nvm) then
 					local val = elem.default or ""
 					if meta:contains(elem.name) then
@@ -120,7 +119,13 @@ local function generate_formspec_substring(pos, meta, form_def, player_name)
 					if meta:contains(elem.name) then
 						val = meta:get_string(elem.name) or ""
 					end
-					local idx = index(l, val) or 1
+					local idx
+					if elem.values then
+						idx = index(elem.values, val) or 1
+					else
+						local l = elem.choices:split(",")
+						idx = index(l, val) or 1
+					end
 					tbl[#tbl+1] = "dropdown[4.72," .. (offs) .. ";5.5,1.4;" .. elem.name .. ";" .. elem.choices .. ";" .. idx .. "]"
 				end
 			elseif elem.type == "items" then  -- inventory
@@ -203,7 +208,14 @@ local function evaluate_data(pos, meta, form_def, fields, player_name)
 				end
 			elseif elem.type == "dropdown" then
 				if fields[elem.name] ~= nil then
-					meta:set_string(elem.name, fields[elem.name])
+					if elem.values then
+						local l = elem.choices:split(",")
+						local idx = index(l, fields[elem.name]) or 1
+						local text = elem.values[idx]
+						meta:set_string(elem.name, text)
+					else
+						meta:set_string(elem.name, fields[elem.name])
+					end
 				end
 			elseif elem.type == "items" and player_name then
 				local inv_name = minetest.formspec_escape(player_name) .. "_techage_wrench_menu"
diff --git a/doc/manual_DE.lua b/doc/manual_DE.lua
index 4c1a44b..1268fc7 100644
--- a/doc/manual_DE.lua
+++ b/doc/manual_DE.lua
@@ -1043,7 +1043,7 @@ techage.manual_DE.aText = {
   "\n"..
   "\n",
   "Der Taster/Schalter sendet 'on'/'off' Kommandos zu den Blöcken\\, die über die Nummern konfiguriert wurden.\n"..
-  "Der Taster/Schalter kann als Taster (button) oder Schalter (switch) konfiguriert werden. Wird er als Taster konfiguriert\\, so kann die Zeit zwischen den 'on' und 'off' Kommandos eingestellt werden.\n"..
+  "Der Taster/Schalter kann als Taster (button) oder Schalter (switch) konfiguriert werden. Wird er als Taster konfiguriert\\, so kann die Zeit zwischen den 'on' und 'off' Kommandos eingestellt werden. Mit der Betriebsart \"on button\" wird nur ein 'on' und kein 'off' Kommandos gesendet.\n"..
   "\n"..
   "Über die Checkbox \"public\" kann eingestellt werden\\, ob den Taster von jedem (gesetzt)\\, oder nur vom Besitzer selbst (nicht gesetzt) genutzt werden darf.\n"..
   "\n"..
diff --git a/doc/manual_EN.lua b/doc/manual_EN.lua
index ef0b709..7f582b8 100644
--- a/doc/manual_EN.lua
+++ b/doc/manual_EN.lua
@@ -1046,7 +1046,7 @@ techage.manual_EN.aText = {
   "\n"..
   "\n",
   "The button/switch sends 'on' / 'off' commands to the blocks that have been configured via the numbers.\n"..
-  "The button/switch can be configured as a button or a switch. If it is configured as a button\\, the time between the 'on' and 'off' commands can be set.\n"..
+  "The button/switch can be configured as a button or a switch. If it is configured as a button\\, the time between the 'on' and 'off' commands can be set. With the operating mode \"on button\" only an 'on' and no 'off' command is sent.\n"..
   "\n"..
   "The checkbox \"public\" can be used to set whether the button can be used by everyone (set) or only by the owner himself (not set).\n"..
   "\n"..
diff --git a/logic/button.lua b/logic/button.lua
index fbe8a5d..e677b29 100644
--- a/logic/button.lua
+++ b/logic/button.lua
@@ -22,7 +22,7 @@ local logic = techage.logic
 local WRENCH_MENU = {
 	{
 		type = "dropdown",
-		choices = "switch,button 1s,button 2s,button 4s,button 8s,button 16s,button 32s",
+		choices = "switch,on button,button 1s,button 2s,button 4s,button 8s,button 16s,button 32s",
 		name = "type",
 		label = S("Type"),
 		tooltip = S("Button or switch"),
@@ -87,7 +87,8 @@ local function switch_off(pos, is_button)
 		logic.swap_node(pos, "techage:ta4_button_off")
 	end
 	local meta = M(pos)
-	if not meta:contains("command") or meta:get_string("command") == "on" then
+	if meta:get_string("off_command") ~= "true" and 
+			(not meta:contains("command") or meta:get_string("command") == "on") then
 		logic.send_off(pos, M(pos))
 	end
 	if not is_button then
@@ -105,7 +106,7 @@ local function formspec(meta)
 	if idx == 0 then idx = 1 end
 	local access_idx = meta:get_string("public") == "true" and 3 or meta:get_string("protected") == "true" and 2 or 1
 	return "size[7.5,6]"..
-		"dropdown[0.2,0;3;type;switch,button 1s,button 2s,button 4s,button 8s,button 16s,button 32s;"..idx.."]"..
+		"dropdown[0.2,0;3;type;switch,on button,button 1s,button 2s,button 4s,button 8s,button 16s,button 32s;"..idx.."]"..
 		"field[0.5,2;7,1;numbers;"..S("Insert destination node number(s)")..";"..numbers.."]" ..
 		"label[0.2,3;"..S("Access:").."]"..
 		"dropdown[3,3;4;access;private,protected,public;"..access_idx.."]"..
@@ -115,6 +116,8 @@ end
 local function store_fields_data(pos, fields)
 	local meta = M(pos)
 	meta:set_string("numbers", fields.numbers)
+	meta:set_string("off_command", "")
+	
 	if fields.access == "protected" then
 		meta:set_string("protected", "true")
 		meta:set_string("public", "")
@@ -131,23 +134,27 @@ local function store_fields_data(pos, fields)
 	if fields.type == "switch" then
 		meta:set_int("cycle_idx", 1)
 		cycle_time = 0
-	elseif fields.type == "button 1s" then
+	elseif fields.type == "on button" then
 		meta:set_int("cycle_idx", 2)
+		meta:set_string("off_command", "true")
+		cycle_time = 1
+	elseif fields.type == "button 1s" then
+		meta:set_int("cycle_idx", 3)
 		cycle_time = 1
 	elseif fields.type == "button 2s" then
-		meta:set_int("cycle_idx", 3)
+		meta:set_int("cycle_idx", 4)
 		cycle_time = 2
 	elseif fields.type == "button 4s" then
-		meta:set_int("cycle_idx", 4)
+		meta:set_int("cycle_idx", 5)
 		cycle_time = 4
 	elseif fields.type == "button 8s" then
-		meta:set_int("cycle_idx", 5)
+		meta:set_int("cycle_idx", 6)
 		cycle_time = 8
 	elseif fields.type == "button 16s" then
-		meta:set_int("cycle_idx", 6)
+		meta:set_int("cycle_idx", 7)
 		cycle_time = 16
 	elseif fields.type == "button 32s" then
-		meta:set_int("cycle_idx", 7)
+		meta:set_int("cycle_idx", 8)
 		cycle_time = 32
 	end
 	if cycle_time ~= nil then
diff --git a/logic/sequencer2.lua b/logic/sequencer2.lua
index ab10c9c..b861779 100644
--- a/logic/sequencer2.lua
+++ b/logic/sequencer2.lua
@@ -46,21 +46,14 @@ local WRENCH_MENU = {
 		label = S("Cycle time"),
 		tooltip = S("Timer cycle time (default: 100 ms)"),
 		default = "1",
+		values = {0.1, 0.2, 0.5, 1.0, 2.0}
 	},
 }
 
-local CYCLE_TIMES = {
-	["100ms"] = 0.1, 
-	["200ms"] = 0.2,
-	["500ms"] = 0.5,
-	["1s"] = 1.0,
-	["2s"] = 2.0
-}
-
 local function cycle_time(pos)
 	local mem = techage.get_mem(pos)
 	if not mem.cycletime then
-		mem.cycletime = CYCLE_TIMES[M(pos):get_string("cycletime")] or 0.1
+		mem.cycletime = tonumber(M(pos):get_string("cycletime")) or 0.1
 	end
 	return mem.cycletime
 end
diff --git a/manuals/manual_ta3_DE.md b/manuals/manual_ta3_DE.md
index 191bec9..975b34a 100644
--- a/manuals/manual_ta3_DE.md
+++ b/manuals/manual_ta3_DE.md
@@ -527,7 +527,7 @@ Dieser Status und weitere Informationen werden auch ausgegeben, wenn mit dem Sch
 ### TA3 Taster/Schalter / Button/Switch
 
 Der Taster/Schalter sendet `on`/`off` Kommandos zu den Blöcken, die über die Nummern konfiguriert wurden.
-Der Taster/Schalter kann als Taster (button) oder Schalter (switch) konfiguriert werden. Wird er als Taster konfiguriert, so kann die Zeit zwischen den `on` und `off` Kommandos eingestellt werden.
+Der Taster/Schalter kann als Taster (button) oder Schalter (switch) konfiguriert werden. Wird er als Taster konfiguriert, so kann die Zeit zwischen den `on` und `off` Kommandos eingestellt werden. Mit der Betriebsart "on button" wird nur ein `on` und kein `off` Kommandos gesendet.
 
 Über die Checkbox "public" kann eingestellt werden, ob den Taster von jedem (gesetzt), oder nur vom Besitzer selbst (nicht gesetzt) genutzt werden darf.
 
diff --git a/manuals/manual_ta3_EN.md b/manuals/manual_ta3_EN.md
index e0c2e67..713bd71 100644
--- a/manuals/manual_ta3_EN.md
+++ b/manuals/manual_ta3_EN.md
@@ -526,7 +526,7 @@ This status and other information is also output when the wrench is clicked on t
 
 ### TA3 Button / Switch
 The button/switch sends `on` / `off` commands to the blocks that have been configured via the numbers.
-The button/switch can be configured as a button or a switch. If it is configured as a button, the time between the `on` and `off` commands can be set.
+The button/switch can be configured as a button or a switch. If it is configured as a button, the time between the `on` and `off` commands can be set. With the operating mode "on button" only an `on` and no `off` command is sent.
 
 The checkbox "public" can be used to set whether the button can be used by everyone (set) or only by the owner himself (not set).