diff --git a/popup.html b/popup.html
index 1c58a3d..ae117ad 100644
--- a/popup.html
+++ b/popup.html
@@ -37,7 +37,7 @@
         <span>Gamma<br>30-100 Hz<br>Insight</span>
     </div>
     <br>
-    <label for="deltaSlider">Delta (Hz Difference):</label>
+    <label for="deltaSlider">Delta (Left/Right Difference):</label>
     <input type="range" id="deltaSlider" min="1" max="30" value="10">
     <span id="deltaDisplay">Delta: 10 Hz</span>
     <br>