diff --git a/code/game/objects/items/devices/laserpointer.dm b/code/game/objects/items/devices/laserpointer.dm
index d5d400e183a..f3ad94f3fe7 100644
--- a/code/game/objects/items/devices/laserpointer.dm
+++ b/code/game/objects/items/devices/laserpointer.dm
@@ -1,4 +1,3 @@
-
 /obj/item/device/laser_pointer
 	name = "laser pointer"
 	desc = "Don't shine it in your eyes!"
@@ -10,14 +9,17 @@
 	slot_flags = SLOT_BELT
 	m_amt = 500
 	g_amt = 500
-	w_class = 1.0
+	w_class = 2 //Increased to 2, because diodes are w_class 2. Conservation of matter.
 	origin_tech = "combat=1"
 	origin_tech = "magnets=2"
 	var/turf/pointer_loc
 	var/energy = 5
 	var/max_energy = 5
+	var/effectchance = 33
 	var/recharging = 0
 	var/recharge_locked = 0
+	var/obj/item/weapon/stock_parts/micro_laser/diode //used for upgrading!
+
 
 /obj/item/device/laser_pointer/red
 	pointer_icon_state = "red_laser"
@@ -30,12 +32,39 @@
 
 /obj/item/device/laser_pointer/New()
 	..()
+	diode = new(src)
 	if(!pointer_icon_state)
 		pointer_icon_state = pick("red_laser","green_laser","blue_laser","purple_laser")
 
+/obj/item/device/laser_pointer/upgraded/New()
+	..()
+	diode = new /obj/item/weapon/stock_parts/micro_laser/ultra
+
+
+
 /obj/item/device/laser_pointer/attack(mob/living/M, mob/user)
 	laser_act(M, user)
 
+/obj/item/device/laser_pointer/attackby(obj/item/W, mob/user)
+	if(istype(W, /obj/item/weapon/stock_parts/micro_laser))
+		if(!diode)
+			user.drop_item()
+			W.loc = src
+			diode = W
+			user << "<span class='notice'>You install a [diode.name] in [src].</span>"
+		else
+			user << "<span class='notice'>[src] already has a diode installed.</span>"
+		return
+
+	else if(istype(W, /obj/item/weapon/screwdriver))
+		if(diode)
+			user << "<span class='notice'>You remove the [diode.name] from the [src].</span>"
+			diode.loc = get_turf(src.loc)
+			diode = null
+		return
+	..()
+	return
+
 /obj/item/device/laser_pointer/afterattack(var/atom/target, var/mob/living/user, flag, params)
 	if(flag)	//we're placing the object on a table or in backpack
 		return
@@ -44,6 +73,9 @@
 /obj/item/device/laser_pointer/proc/laser_act(var/atom/target, var/mob/living/user)
 	if( !(user in (viewers(7,target))) )
 		return
+	if (!diode)
+		user << "<span class='notice'>You point [src] at [target], but nothing happens!</span>"
+		return
 	if (!user.IsAdvancedToolUser())
 		user << "<span class='warning'>You don't have the dexterity to do this!</span>"
 		return
@@ -72,7 +104,7 @@
 			var/mob/living/carbon/C = target
 
 			//20% chance to actually hit the eyes
-			if(prob(20))
+			if(prob(effectchance * diode.rating))
 				add_logs(user, C, "shone in the eyes", object="laser pointer")
 
 				//eye target check
@@ -121,7 +153,7 @@
 	else if(issilicon(target))
 		var/mob/living/silicon/S = target
 		//20% chance to actually hit the sensors
-		if(prob(20))
+		if(prob(effectchance * diode.rating))
 			S.Weaken(rand(5,10))
 			S << "<span class='warning'>Your sensors were overloaded by a laser!</span>"
 			outmsg = "<span class='notice'>You overload [S] by shining [src] at their sensors.</span>"
@@ -132,7 +164,7 @@
 	//cameras
 	else if(istype(target, /obj/machinery/camera))
 		var/obj/machinery/camera/C = target
-		if(prob(20))
+		if(prob(effectchance * diode.rating))
 			C.emp_act(1)
 			outmsg = "<span class='notice'>You hit the lens of [C] with [src], temporarily disabling the camera!</span>"
 			add_logs(user, C, "EMPed", object="laser pointer")
@@ -173,4 +205,4 @@
 			energy = max_energy
 			recharging = 0
 			recharge_locked = 0
-			..()
+			..()
\ No newline at end of file