diff --git a/ion.rangeSlider/ion.rangeSlider-1.9.1-tests.ts b/ion.rangeSlider/ion.rangeSlider-1.9.1-tests.ts
new file mode 100644
index 0000000000..c04d5715fe
--- /dev/null
+++ b/ion.rangeSlider/ion.rangeSlider-1.9.1-tests.ts
@@ -0,0 +1,38 @@
+/// <reference path="../jquery/jquery.d.ts"/>
+/// <reference path="ion.rangeSlider-1.9.1.d.ts"/>
+
+var sliderInputElement = $('<input />');
+sliderInputElement.ionRangeSlider({
+    min: 10,
+    max: 100,
+    from: 30,
+    to: 80,
+    type: "single",
+    step: 10,
+    prefix: "$",
+    postfix: ".00",
+    maxPostfix: "+",
+    hasGrid: true,
+    hideMinMax: true,
+    hideFromTo: true,
+    prettify: true,
+    disable: false,
+    values: ["a", "b", "c"],
+    onLoad: function (obj) {
+        console.log(obj);
+    },
+    onChange: function (obj) {
+        console.log(obj);
+    },
+    onFinish: function (obj) {
+        console.log(obj);
+    }
+});
+sliderInputElement.ionRangeSlider("update", {
+    min: 20,
+    max: 90,
+    from: 40,
+    to: 70,
+    step: 5
+});
+sliderInputElement.ionRangeSlider("remove");
diff --git a/ion.rangeSlider/ion.rangeSlider-1.9.1.d.ts b/ion.rangeSlider/ion.rangeSlider-1.9.1.d.ts
new file mode 100644
index 0000000000..b60954b3b9
--- /dev/null
+++ b/ion.rangeSlider/ion.rangeSlider-1.9.1.d.ts
@@ -0,0 +1,51 @@
+// Type definitions for for Ion.RangeSlider 1.9.1
+// Project: https://github.com/IonDen/ion.rangeSlider/
+// Definitions by: Douglas Eichelberger <https://github.com/dduugg>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+// API documentation: http://ionden.com/a/plugins/ion.rangeSlider/en.html
+
+interface JQuery {
+    ionRangeSlider(): JQuery;
+    ionRangeSlider(options: IonRangeSliderOptions): JQuery;
+    ionRangeSlider(method: string): JQuery;
+    ionRangeSlider(method: string, options: IonRangeSliderOptions): JQuery;
+}
+
+interface IonRangeSliderOptions {
+    disable?: boolean;
+    from?: number;
+    hasGrid?: boolean;
+    hideFromTo?: boolean;
+    hideMinMax?: boolean;
+    max?: number;
+    maxPostfix?: string;
+    min?: number;
+    onChange?: (obj: IonRangeSliderEvent) => void;
+    onFinish?: (obj: IonRangeSliderEvent) => void;
+    onLoad?: (obj: IonRangeSliderEvent) => void;
+    postfix?: string;
+    prefix?: string;
+    prettify?: boolean;
+    step?: number;
+    to?: number;
+    type?: string;
+    values?: any[];
+}
+
+interface IonRangeSliderEvent {
+    fromNumber: number;
+    fromPers: number;
+    fromValue?: any;
+    fromX: number;
+    fromX_pure?: number;
+    input: JQuery;
+    max: number;
+    min: number;
+    slider: JQuery;
+    toNumber: number;
+    toPers: number;
+    toValue?: number;
+    toX: number;
+    toX_pure?: number;
+}
diff --git a/ion.rangeSlider/ion.rangeSlider-tests.ts b/ion.rangeSlider/ion.rangeSlider-tests.ts
index 6f1d25f0d3..26dd35e94e 100644
--- a/ion.rangeSlider/ion.rangeSlider-tests.ts
+++ b/ion.rangeSlider/ion.rangeSlider-tests.ts
@@ -3,36 +3,62 @@
 
 var sliderInputElement = $('<input />');
 sliderInputElement.ionRangeSlider({
-    min: 10,
-    max: 100,
-    from: 30,
-    to: 80,
-    type: "single",
-    step: 10,
-    prefix: "$",
-    postfix: ".00",
-    maxPostfix: "+",
-    hasGrid: true,
-    hideMinMax: true,
-    hideFromTo: true,
-    prettify: true,
+    decorate_both: true,
     disable: false,
-    values: ["a", "b", "c"],
-    onLoad: function (obj) {
-        console.log(obj);
-    },
+    force_edges: false,
+    from: 30,
+    from_fixed: false,
+    from_max: 50,
+    from_min: 20,
+    from_shadow: false,
+    grid: true,
+    grid_margin: true,
+    grid_num: 4,
+    grid_snap: false,
+    hide_from_to: false,
+    hide_min_max: false,
+    keyboard: true,
+    keyboard_step: 1,
+    max: 100,
+    max_interval: 5,
+    max_postfix: "+",
+    min: 10,
+    min_interval: 5,
     onChange: function (obj) {
         console.log(obj);
     },
     onFinish: function (obj) {
         console.log(obj);
-    }
+    },
+    onStart: function (obj) {
+        console.log(obj);
+    },
+    onUpdate: function (obj) {
+        console.log(obj);
+    },
+    postfix: ".00",
+    prefix: "$",
+    prettify: function(num) {
+        return String(num);
+    },
+    prettify_enabled: true,
+    prettify_separator: ",",
+    step: 10,
+    to: 80,
+    to_fixed: false,
+    to_max: 100,
+    to_min: 60,
+    to_shadowed: false,
+    type: "double", 
+    values: ["a", "b", "c"],
+    values_separator: ","
 });
-sliderInputElement.ionRangeSlider("update", {
+sliderInputElement.update({
     min: 20,
     max: 90,
     from: 40,
     to: 70,
     step: 5
 });
-sliderInputElement.ionRangeSlider("remove");
+sliderInputElement.reset();
+sliderInputElement.destroy();
diff --git a/ion.rangeSlider/ion.rangeSlider.d.ts b/ion.rangeSlider/ion.rangeSlider.d.ts
index b60954b3b9..8eac3c1099 100644
--- a/ion.rangeSlider/ion.rangeSlider.d.ts
+++ b/ion.rangeSlider/ion.rangeSlider.d.ts
@@ -1,51 +1,69 @@
-// Type definitions for for Ion.RangeSlider 1.9.1
+// Type definitions for for Ion.RangeSlider 2.0.1
 // Project: https://github.com/IonDen/ion.rangeSlider/
-// Definitions by: Douglas Eichelberger <https://github.com/dduugg>
+// Definitions by: Sixin Li <https://github.com/sixinli>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
 // API documentation: http://ionden.com/a/plugins/ion.rangeSlider/en.html
 
 interface JQuery {
+    destroy(): void;
     ionRangeSlider(): JQuery;
     ionRangeSlider(options: IonRangeSliderOptions): JQuery;
-    ionRangeSlider(method: string): JQuery;
-    ionRangeSlider(method: string, options: IonRangeSliderOptions): JQuery;
+    reset(): void;
+    update(option: IonRangeSliderOptions): void;
 }
 
 interface IonRangeSliderOptions {
+    decorate_both?: boolean
     disable?: boolean;
+    force_edges?: boolean;
     from?: number;
-    hasGrid?: boolean;
-    hideFromTo?: boolean;
-    hideMinMax?: boolean;
+    from_fixed?: boolean;
+    from_max?: number;
+    from_min?: number;
+    from_shadow?: boolean;
+    grid?: boolean;
+    grid_margin?: boolean;
+    grid_num?: number;
+    grid_snap?: boolean;
+    hide_from_to?: boolean;
+    hide_min_max?: boolean;
+    keyboard?: boolean;
+    keyboard_step?: number;
     max?: number;
-    maxPostfix?: string;
+    max_interval?: number;
+    max_postfix?: string;
     min?: number;
+    min_interval?: number;
     onChange?: (obj: IonRangeSliderEvent) => void;
     onFinish?: (obj: IonRangeSliderEvent) => void;
-    onLoad?: (obj: IonRangeSliderEvent) => void;
+    onStart?: (obj: IonRangeSliderEvent) => void;
+    onUpdate?: (obj: IonRangeSliderEvent) => void;
     postfix?: string;
     prefix?: string;
-    prettify?: boolean;
+    prettify?: (num: number) => string;
+    prettify_enabled?: boolean;
+    prettify_separator?: string;
     step?: number;
     to?: number;
+    to_fixed?: boolean;
+    to_max?: number;
+    to_min?: number;
+    to_shadowed?: boolean;
     type?: string;
     values?: any[];
+    values_separator?: string;
 }
 
 interface IonRangeSliderEvent {
-    fromNumber: number;
-    fromPers: number;
-    fromValue?: any;
-    fromX: number;
-    fromX_pure?: number;
+    from: number;
+    from_precent: number;
+    from_value: any;
     input: JQuery;
     max: number;
     min: number;
     slider: JQuery;
-    toNumber: number;
-    toPers: number;
-    toValue?: number;
-    toX: number;
-    toX_pure?: number;
+    to: number;
+    to_precent: number;
+    to_value: any;
 }