diff --git a/apps/widalt/widalt.wid.js b/apps/widalt/widalt.wid.js
index 645aea2cd..23b1d3427 100644
--- a/apps/widalt/widalt.wid.js
+++ b/apps/widalt/widalt.wid.js
@@ -2,33 +2,25 @@
   var alt="";
   var lastDraw=0;
   var lastAlt=0;
-  
-  function readAltitude() {
-    try {Bangle.getPressure().then((p)=>{
-      print("pressure read, altitude "+p.altitude.toFixed(0));
-      if (Math.floor(p.altitude)!=lastAlt) {
-        print("altitude changed!");
-        lastAlt=Math.floor(p.altitude);
-        alt=p.altitude.toFixed(0); 
-        var w = WIDGETS["widalt"].width;
-        WIDGETS["widalt"].width = 1 + (alt.length)*12+16;
-        if (w!=WIDGETS["widalt"].width) Bangle.drawWidgets();
-        WIDGETS["widalt"].draw();
-        setTimeout(readAltitude,60000);
-      }
-    });}
-    catch(err) {
-      print("ERROR");
-      setTimeout(readAltitude,1000);
-    } 
-  }
-  
-  readAltitude();
+  var timer;
+  Bangle.setBarometerPower(true,"widalt");
+  Bangle.on("pressure", (p)=>{
+    if (Math.floor(p.altitude)!=lastAlt) {
+      print("altitude changed!");
+      lastAlt=Math.floor(p.altitude);
+      alt=p.altitude.toFixed(0); 
+      var w = WIDGETS["widalt"].width;
+      WIDGETS["widalt"].width = 1 + (alt.length)*12+16;
+      if (w!=WIDGETS["widalt"].width) Bangle.drawWidgets();
+      else WIDGETS["widalt"].draw();
+    }
+    Bangle.setBarometerPower(false,"widalt")
+    print("powering down");
+    setTimeout(()=>{print("powering up");Bangle.setBarometerPower(true,"widalt");},5000);
+  });
   
   function draw() {
-    //if (Date().getTime()-lastDraw<6000) return;//!!!!!
     if (!Bangle.isLCDOn()) return; 
-    //lastDraw=Date().getTime();
     print("drawing");
     g.reset();
     g.setColor(g.theme.bg);
@@ -37,7 +29,7 @@
     g.drawImage(atob("EBCBAAAAAAAIAAwgFXAX0BCYIIggTD/EYPZADkACf/4AAAAA"), this.x, this.y+4);
 g.setFontCustom(atob("AAAAABwAAOAAAgAAHAADwAD4AB8AB8AA+AAeAADAAAAOAAP+AH/8B4DwMAGBgAwMAGBgAwOAOA//gD/4AD4AAAAAAAABgAAcAwDAGAwAwP/+B//wAAGAAAwAAGAAAAAAAAIAwHgOA4DwMA+BgOwMDmBg4wOeGA/gwDwGAAAAAAAAAGAHA8A4DwMAGBhAwMMGBjgwOcOA+/gDj4AAAAABgAAcAAHgADsAA5gAOMAHBgBwMAP/+B//wABgAAMAAAAAAAgD4OB/AwOYGBjAwMYGBjBwMe8Bh/AIHwAAAAAAAAAfAAP8AHxwB8GAdgwPMGBxgwMOOAB/gAH4AAAAAAABgAAMAABgAwMAeBgPgMHwBj4AN8AB+AAPAABAAAAAAAMfAH38B/xwMcGBhgwMMGBjgwP+OA+/gDj4AAAAAAAAOAAH4AA/gQMMGBgzwME8BhvAOPgA/4AD8AAEAAAAAAGAwA4OAHBwAAA="), 46, atob("BAgMDAwMDAwMDAwMBQ=="), 21+(1<<8)+(1<<16));
     g.setFontAlign(-1, 0);
-    g.drawString(alt, this.x+16, this.y + 12);       
+    g.drawString(alt, this.x+16, this.y + 12); 
   }
   WIDGETS["widalt"] = {
     area: "tr",