diff --git a/kubejs/assets/time_in_a_bottle/lang/en_us.json b/kubejs/assets/time_in_a_bottle/lang/en_us.json
new file mode 100644
index 0000000..3e4eb19
--- /dev/null
+++ b/kubejs/assets/time_in_a_bottle/lang/en_us.json
@@ -0,0 +1,6 @@
+{
+  "item.tiab.time_in_a_bottle": "Time In A Bottle",
+  "item.tiab.time_in_a_bottle.tooltip.summary": "A _solitary_ bottle of tick-manipulating power that _accumulates time_ when carried in _your inventory_. Can be used to _accelerate_ machine speed and plant growth.",
+  "item.tiab.time_in_a_bottle.tooltip.condition": "R-Click on Block",
+  "item.tiab.time_in_a_bottle.tooltip.behaviour": "_Multiplies_ the speed of the targeted block by a power of two, _consuming_ 30s from the bottle per multiplier. The effect _expires_ after 30s."
+}
diff --git a/kubejs/client_scripts/time_in_a_bottle.js b/kubejs/client_scripts/time_in_a_bottle.js
new file mode 100644
index 0000000..ef68224
--- /dev/null
+++ b/kubejs/client_scripts/time_in_a_bottle.js
@@ -0,0 +1,39 @@
+// priority: 0
+
+const ItemDescription = java('com.simibubi.create.foundation.item.ItemDescription');
+const Palette = java('com.simibubi.create.foundation.item.ItemDescription$Palette');
+
+onEvent('item.tooltip', event => {
+  event.addAdvanced('tiab:time_in_a_bottle', (item, _, tooltip) => {
+    tooltip.pop(); // Remove "Stored time hh:mm:ss" line
+
+    let name = tooltip[0];
+    let time = item.nbt.getInt('storedTime') / 20;
+    let hours = Math.floor(time / 3600);
+    let minutes = Math.floor(time % 3600 / 60);
+    let seconds = Math.floor(time % 3600 % 60);
+
+    if (hours > 0 || minutes > 0 || seconds > 0) {
+      name.append(Component.string(" ("));
+
+      if (hours > 0)
+        name.append(Component.string(`${hours}h`));
+
+      if (minutes > 0)
+        name.append(Component.string(`${minutes}m`));
+
+      if (seconds > 0)
+        name.append(Component.string(`${seconds}s`));
+
+      name.append(Component.string(")"));
+    }
+
+    new ItemDescription(Palette.Gray)
+      .withSummary(Component.translate('item.tiab.time_in_a_bottle.tooltip.summary'))
+      // Create expects localized strings instead of components here, so we localize ourselves
+      .withControl(Component.translate('item.tiab.time_in_a_bottle.tooltip.condition').string,
+        Component.translate('item.tiab.time_in_a_bottle.tooltip.behaviour').string)
+      .createTabs()
+      .addInformation(tooltip);
+  });
+});