diff --git a/inventoryManager.lua b/inventoryManager.lua
index a582eca..258aa76 100644
--- a/inventoryManager.lua
+++ b/inventoryManager.lua
@@ -71,5 +71,30 @@ local function displayGroups(itemMap)
             end
         end
 
-        -- Only show groups where at least one chest AND one dropper share the item
-        local isGroup = #_
+        -- Mark as group when at least one chest AND one dropper share the item
+        local isGroup = #chests > 0 and #droppers > 0
+        local tag = isGroup and "[GROUP]" or "[-----]"
+
+        print(tag .. " " .. itemName)
+
+        for _, device in ipairs(devices) do
+            local label = device.type == "minecraft:chest" and "CHEST  " or "DROPPER"
+            print(string.format("    %s %-35s x%d", label, device.name, device.count))
+        end
+
+        print("")
+    end
+end
+
+-- Main
+local devices = getInventoryDevices()
+print("Scanning " .. #devices .. " inventories...")
+print("")
+
+if #devices == 0 then
+    print("No chests or droppers found on the network.")
+    return
+end
+
+local itemMap = buildItemMap(devices)
+displayGroups(itemMap)