diff --git a/Frontend/_sysMonAll.html b/Frontend/_sysMonAll.html
index c8ef609..2c16524 100644
--- a/Frontend/_sysMonAll.html
+++ b/Frontend/_sysMonAll.html
@@ -349,7 +349,7 @@
 
     function show3DModel(urn) {
         $(loadEle).Loading("start");
-        getLightData(allDevList);
+        //getLightData(allDevList);
         launchViewerForHotspot(urn, (viewer, nodeIds) => {
             showHeat("[name=forgeHeatBar]");
             let devDbIds = allDevList.map(x => x.forge_dbid);
diff --git a/Frontend/js/forge/forgemodel.js b/Frontend/js/forge/forgemodel.js
index dfe8d02..011c753 100644
--- a/Frontend/js/forge/forgemodel.js
+++ b/Frontend/js/forge/forgemodel.js
@@ -928,8 +928,8 @@ async function loadHeatmaps(model) {
 
     // Setup surface shading
     await dataVizExtn.setupSurfaceShading(model, heatmapData);
-
-    dataVizExtn.registerSurfaceShadingColors("temperature", [0xff0000, 0x0000ff]);
+    const sensorColors = [0x0000ff, 0x00ff00, 0xffff00, 0xff0000];//0 ~ 1 藍綠黃紅
+    dataVizExtn.registerSurfaceShadingColors("temperature", sensorColors);
 
     function getSensorValue(device, sensorType) {
         return sensorVals[parseInt(device.id.slice(-1)) - 1];