diff --git a/apps/coretemp/boot.js b/apps/coretemp/boot.js
index 59e227dad..a73c67b47 100644
--- a/apps/coretemp/boot.js
+++ b/apps/coretemp/boot.js
@@ -1,23 +1,47 @@
 (function() {
-    var gatt;
-  
-    //Would it be better to scan by uuid rather than name?
-    NRF.requestDevice({ timeout: 20000, filters: [{ name: 'CORE [a]' }] }).then(function(device) {
-    return device.gatt.connect();
-    }).then(function(g) {
-    gatt = g;
-    return gatt.getPrimaryService("1809");
-    }).then(function(service) {
-    return service.getCharacteristic("2A1C");
-    }).then(function(characteristic) {
-        characteristic.on('characteristicvaluechanged', function(event) {
-        var dv = event.target.value;
-        var core = (dv.buffer[2]*256+dv.buffer[1])/100;
-        Bangle.emit('Core',{
-                temp:core
-                });
-        });
-        return characteristic.startNotifications();
-    }).then(function() {
+
+var state = {gatt : null, primary : null, temp : null, data : null};
+// Would it be better to scan by uuid rather than name?
+NRF.requestDevice({timeout : 20000, filters : [ {namePrefix : 'CORE'} ]})
+    // NRF.requestDevice({timeout : 20000, filters : [ {services :
+    // '1809','2100'} ]})
+    .then(function(device) {
+      return device.gatt.connect();
+    })
+    .then(function(g) {
+      state.gatt = g;
+      return state.gatt
+          .getPrimaryService('00002100-5b1e-4347-b07c-97b514dae121')
+          .then(function(service) {
+            state.primary = service;
+            return state.primary.getCharacteristic(
+                '00002101-5b1e-4347-b07c-97b514dae121');
+          })
+          .then(function(c) {
+            state.data = c;
+            state.data.on('characteristicvaluechanged', function(event) {
+              var dv = event.target.value;
+              var flags = dv.buffer[0];
+              var unit, core = -1, skin = -1;
+
+              if (flags & 8) {
+                unit = "F";
+              } else {
+                unit = "C";
+              }
+
+              if (flags & 1)
+                skin = (dv.buffer[4] * 256 + dv.buffer[3]) / 100;
+              if (flags & 2)
+                core = (dv.buffer[2] * 256 + dv.buffer[1]) / 100;
+
+              Bangle.emit('CoreTemp', {core : core, skin : skin, unit : unit});
+            });
+            return c.startNotifications();
+          })
+          .catch(function(e) {
+            E.showMessage(e.toString(), "ERROR");
+            console.log(e);
+          });
     });
 })();
diff --git a/apps/coretemp/coretemp.js b/apps/coretemp/coretemp.js
index 226508c83..1856057a4 100644
--- a/apps/coretemp/coretemp.js
+++ b/apps/coretemp/coretemp.js
@@ -1,19 +1,25 @@
+
+
 Bangle.setLCDPower(1);
 Bangle.setLCDTimeout(0);
-var btm = g.getHeight()-1;
+var btm = g.getHeight() - 1;
 
 function onCore(c) {
-  var px = g.getWidth()/2;
-  g.setFontAlign(0,0);
-  g.clearRect(0,24,g.getWidth(),80);
-  var str = c.temp + "C";
-  g.setFontVector(40).drawString(str,px,45);
+  var px = g.getWidth() / 2;
+  g.setFontAlign(0, 0);
+  g.clearRect(0, 24, g.getWidth(), g.getHeight() - 24);
+
+  var core = "Core: " + c.core + c.unit;
+  var skin = "Skin: " + c.skin + c.unit;
+
+  g.setFontVector(24).drawString(core, px, 45);
+  g.setFontVector(24).drawString(skin, px, 65);
 }
-Bangle.on('Core', onCore);
+Bangle.on('CoreTemp', onCore);
 
 g.clear();
 Bangle.loadWidgets();
 Bangle.drawWidgets();
 
-g.reset().setFont("6x8",2).setFontAlign(0,0);
-g.drawString("Please wait...",g.getWidth()/2,g.getHeight()/2 - 16);
+g.reset().setFont("6x8", 2).setFontAlign(0, 0);
+g.drawString("Please wait...", g.getWidth() / 2, g.getHeight() / 2 - 16);
diff --git a/apps/recorder/interface.html b/apps/recorder/interface.html
index ad0de4887..81ce71e5d 100644
--- a/apps/recorder/interface.html
+++ b/apps/recorder/interface.html
@@ -19,6 +19,9 @@ ${track[0].Heartrate!==undefined ? `<gx:SimpleArrayField name="heartrate" type="
     </gx:SimpleArrayField>`:``}
 ${track[0].Steps!==undefined ? `<gx:SimpleArrayField name="steps" type="int">
       <displayName>Step Count</displayName>`:``}
+${track[0].Core!==undefined ? `<gx:SimpleArrayField name="temp" type="int">
+      <displayName>Core Temp</displayName>
+    </gx:SimpleArrayField>`:``}      
     </gx:SimpleArrayField>
     </Schema>
     <Folder>
@@ -37,6 +40,9 @@ ${track.map(pt=>`            <gx:value>${0|pt.Heartrate}</gx:value>\n`).join("")
 ${track[0].Steps!==undefined ? `<gx:SimpleArrayData name="steps">
 ${track.map(pt=>`            <gx:value>${0|pt.Steps}</gx:value>\n`).join("")}
               </gx:SimpleArrayData>`:``}
+${track[0].Core!==undefined ? `<gx:SimpleArrayData name="temp">
+${track.map(pt=>`            <gx:value>${0|pt.Core}</gx:value>\n`).join("")}
+              </gx:SimpleArrayData>`:``}
             </SchemaData>
           </ExtendedData>
         </gx:Track>
diff --git a/apps/recorder/widget.js b/apps/recorder/widget.js
index 09893bbb7..144164f4c 100644
--- a/apps/recorder/widget.js
+++ b/apps/recorder/widget.js
@@ -82,6 +82,34 @@
           draw : (x,y) => g.setColor(hasBPM?"#f00":"#888").drawImage(atob("DAyBAAAAAD/H/n/n/j/D/B+AYAAAAA=="),x,y)
         };
       },
+
+      temp:function() {
+        var temp = 0;
+        var hasCore = false;
+        function onCore(c) {
+            temp=c.core;
+            hasCore = true;
+        }
+        return {
+          name : "Core",
+          fields : ["Core"],
+          getValues : () => {
+            var r = temp;
+            return r;
+          },
+          start : () => {
+            hasCore = false;
+            Bangle.on('CoreTemp', onCore);
+//            Bangle.setHRMPower(1,"recorder");
+          },
+          stop : () => {
+            hasCore = false;
+            Bangle.removeListener('CoreTemp', onCore);
+//            Bangle.setHRMPower(0,"recorder");
+          },
+          draw : (x,y) => g.reset().drawImage(atob("DAyBAAADDHnnnnnnnnnnjDmDnDnAAA=="),x,y)
+        };
+      }, 
       steps:function() {
         var lastSteps = 0;
         return {