diff --git a/dist/early.hrtMeasurement.d.ts b/dist/early.hrtMeasurement.d.ts
new file mode 100644
index 0000000..02093d9
--- /dev/null
+++ b/dist/early.hrtMeasurement.d.ts
@@ -0,0 +1,22 @@
+/**
+ * easy high resolution time measurement
+ */
+export declare class HrtMeasurement {
+    nanoSeconds: number;
+    milliSeconds: number;
+    private _hrTimeStart;
+    private _hrTimeStopDiff;
+    private _started;
+    /**
+     * start the measurement
+     */
+    start(): void;
+    /**
+     * stop the measurement
+     */
+    stop(): this;
+    /**
+     * reset the measurement
+     */
+    reset(): void;
+}
diff --git a/dist/early.hrtMeasurement.js b/dist/early.hrtMeasurement.js
new file mode 100644
index 0000000..d045503
--- /dev/null
+++ b/dist/early.hrtMeasurement.js
@@ -0,0 +1,47 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const process = require("process");
+/**
+ * easy high resolution time measurement
+ */
+class HrtMeasurement {
+    constructor() {
+        this.nanoSeconds = null;
+        this.milliSeconds = null;
+        this._hrTimeStart = null;
+        this._hrTimeStopDiff = null;
+        this._started = false;
+    }
+    /**
+     * start the measurement
+     */
+    start() {
+        this._started = true;
+        this._hrTimeStart = process.hrtime();
+    }
+    /**
+     * stop the measurement
+     */
+    stop() {
+        if (this._started === false) {
+            console.log('Hasn\'t started yet');
+            return;
+        }
+        this._hrTimeStopDiff = process.hrtime(this._hrTimeStart);
+        this.nanoSeconds = (this._hrTimeStopDiff[0] * 1e9) + this._hrTimeStopDiff[1];
+        this.milliSeconds = this.nanoSeconds / 1000000;
+        return this;
+    }
+    /**
+     * reset the measurement
+     */
+    reset() {
+        this.nanoSeconds = null;
+        this.milliSeconds = null;
+        this._hrTimeStart = null;
+        this._hrTimeStopDiff = null;
+        this._started = false;
+    }
+}
+exports.HrtMeasurement = HrtMeasurement;
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/dist/index.d.ts b/dist/index.d.ts
index 9487760..287b635 100644
--- a/dist/index.d.ts
+++ b/dist/index.d.ts
@@ -1,15 +1,8 @@
 import 'typings-global';
+import { HrtMeasurement } from './early.hrtMeasurement';
+export { HrtMeasurement };
 /**
  * start the loading
  */
 export declare let start: (moduleNameArg?: string, loaderLengthArg?: string) => void;
 export declare let stop: () => Promise<number>;
-export declare class hrtMeasurement {
-    private _started;
-    private _hrTimeStart;
-    start(): void;
-    stop(): {
-        nanoSeconds: number;
-        milliSeconds: number;
-    };
-}
diff --git a/dist/index.js b/dist/index.js
index f46ece4..c3a8f6c 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -3,10 +3,11 @@ Object.defineProperty(exports, "__esModule", { value: true });
 require("typings-global");
 const beautycolor = require("beautycolor");
 const smartq = require("smartq");
-const process = require("process");
+const early_hrtMeasurement_1 = require("./early.hrtMeasurement");
+exports.HrtMeasurement = early_hrtMeasurement_1.HrtMeasurement;
 let doText = false;
 let moduleName = 'undefined module name';
-let startTime = Date.now();
+let startHrt;
 if (process.argv.indexOf('-v') === -1) {
     doText = true;
 }
@@ -15,40 +16,18 @@ if (process.argv.indexOf('-v') === -1) {
  */
 exports.start = function (moduleNameArg = '', loaderLengthArg = '10') {
     moduleName = moduleNameArg;
+    startHrt = new early_hrtMeasurement_1.HrtMeasurement();
+    startHrt.start();
     if (doText) {
         console.log(`**** starting ${beautycolor.coloredString(moduleNameArg, 'green')} ****`);
     }
 };
 exports.stop = () => {
     let done = smartq.defer();
-    let endTime = Date.now();
-    let earlyExecutionTime = (endTime - startTime);
+    let earlyExecutionTime = startHrt.stop().milliSeconds;
     let earlyExecutionTimeString = (earlyExecutionTime / 1000).toString();
     console.log(`OK! -> finished loading within ${beautycolor.coloredString(earlyExecutionTimeString, 'blue')}`);
     done.resolve(earlyExecutionTime);
     return done.promise;
 };
-class hrtMeasurement {
-    constructor() {
-        this._started = false;
-    }
-    start() {
-        this._started = true;
-        this._hrTimeStart = process.hrtime();
-    }
-    stop() {
-        if (this._started === false) {
-            console.log('Hasn\'t started yet');
-            return;
-        }
-        let diffTime = process.hrtime(this._hrTimeStart);
-        let nanoSeconds = (diffTime[0] * 1e9) + diffTime[1];
-        let milliSeconds = nanoSeconds / 1000000;
-        return {
-            nanoSeconds: nanoSeconds,
-            milliSeconds: milliSeconds
-        };
-    }
-}
-exports.hrtMeasurement = hrtMeasurement;
-//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/test/test.ts b/test/test.ts
index 90629a2..3d42bc5 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -12,7 +12,7 @@ tap.test('.stop()', async () => {
 })
 
 tap.test('hrTime Measurement', async () => {
-  let earlyHr = new early.hrtMeasurement()
+  let earlyHr = new early.HrtMeasurement()
   earlyHr.start()
   await smartdelay.delayFor(1000)
   let measuredTime = earlyHr.stop()
diff --git a/ts/early.hrtMeasurement.ts b/ts/early.hrtMeasurement.ts
new file mode 100644
index 0000000..e421710
--- /dev/null
+++ b/ts/early.hrtMeasurement.ts
@@ -0,0 +1,45 @@
+import * as process from 'process'
+
+/**
+ * easy high resolution time measurement
+ */
+export class HrtMeasurement {
+  nanoSeconds: number = null
+  milliSeconds: number = null
+  private _hrTimeStart = null
+  private _hrTimeStopDiff = null
+  private _started: boolean = false
+
+  /**
+   * start the measurement
+   */
+  start () {
+    this._started = true
+    this._hrTimeStart = process.hrtime()
+  }
+
+  /**
+   * stop the measurement
+   */
+  stop () {
+    if (this._started === false) {
+      console.log('Hasn\'t started yet')
+      return
+    }
+    this._hrTimeStopDiff = process.hrtime(this._hrTimeStart)
+    this.nanoSeconds = (this._hrTimeStopDiff[0] * 1e9) + this._hrTimeStopDiff[1]
+    this.milliSeconds = this.nanoSeconds / 1000000
+    return this
+  }
+
+  /**
+   * reset the measurement
+   */
+  reset () {
+    this.nanoSeconds = null
+    this.milliSeconds = null
+    this._hrTimeStart = null
+    this._hrTimeStopDiff = null
+    this._started = false
+  }
+}
diff --git a/ts/index.ts b/ts/index.ts
index 8359649..b9a1498 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -1,11 +1,15 @@
 import 'typings-global'
 import * as beautycolor from 'beautycolor'
 import * as smartq from 'smartq'
-import * as process from 'process'
+import { HrtMeasurement } from './early.hrtMeasurement'
+
+export {
+  HrtMeasurement
+}
 
 let doText: boolean = false
 let moduleName: string = 'undefined module name'
-let startTime = Date.now()
+let startHrt: HrtMeasurement
 
 if (process.argv.indexOf('-v') === -1) {
   doText = true
@@ -16,6 +20,8 @@ if (process.argv.indexOf('-v') === -1) {
  */
 export let start = function (moduleNameArg: string = '', loaderLengthArg: string = '10') {
   moduleName = moduleNameArg
+  startHrt = new HrtMeasurement()
+  startHrt.start()
   if (doText) {
     console.log(`**** starting ${beautycolor.coloredString(moduleNameArg, 'green')} ****`)
   }
@@ -23,32 +29,9 @@ export let start = function (moduleNameArg: string = '', loaderLengthArg: string
 
 export let stop = (): Promise<number> => {
   let done = smartq.defer<number>()
-  let endTime = Date.now()
-  let earlyExecutionTime: number = (endTime - startTime)
+  let earlyExecutionTime = startHrt.stop().milliSeconds
   let earlyExecutionTimeString: string = (earlyExecutionTime / 1000).toString()
   console.log(`OK! -> finished loading within ${beautycolor.coloredString(earlyExecutionTimeString, 'blue')}`)
   done.resolve(earlyExecutionTime)
   return done.promise
 }
-
-export class hrtMeasurement {
-  private _started: boolean = false
-  private _hrTimeStart
-  start () {
-    this._started = true
-    this._hrTimeStart = process.hrtime()
-  }
-  stop () {
-    if (this._started === false) {
-      console.log('Hasn\'t started yet')
-      return
-    }
-    let diffTime = process.hrtime(this._hrTimeStart)
-    let nanoSeconds = (diffTime[0] * 1e9) + diffTime[1]
-    let milliSeconds = nanoSeconds / 1000000
-    return {
-      nanoSeconds: nanoSeconds,
-      milliSeconds: milliSeconds
-    }
-  }
-}