diff --git a/.eslintrc.js b/.eslintrc.js
index a388ba2..8b7368f 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -11,7 +11,8 @@ module.exports = {
     extends: 'eslint:recommended',
     // required to lint *.vue files
     plugins: [
-        'html'
+        'html',
+        'json'
     ],
     // check if imports actually resolve
     'settings': {
diff --git a/package.json b/package.json
index 090c274..444f0d2 100644
--- a/package.json
+++ b/package.json
@@ -8,10 +8,12 @@
     "dev": "cross-env NODE_ENV=development webpack-dev-server --open --hot --content-base='./demo/'",
     "build": "cross-env NODE_ENV=production webpack --progress --hide-modules"
   },
+  "typings": "types/index.d.ts",
   "license": "MIT",
   "homepage": "http://panjiachen.github.io/countTo/demo/",
   "devDependencies": {
     "babel-core": "^6.0.0",
+    "babel-eslint": "7.1.1",
     "babel-loader": "^6.0.0",
     "babel-plugin-transform-runtime": "^6.15.0",
     "babel-preset-es2015": "^6.14.0",
@@ -19,18 +21,18 @@
     "babel-runtime": "^6.11.6",
     "cross-env": "^3.0.0",
     "css-loader": "^0.25.0",
-    "file-loader": "^0.9.0",
-    "vue-loader": "^11.1.4",
-    "vue-template-compiler": "^2.2.1",
-    "webpack": "^2.2.0",
-    "webpack-dev-server": "^2.2.0",
-    "babel-eslint": "7.1.1",
     "eslint": "3.14.1",
+    "eslint-config-airbnb-base": "11.0.1",
     "eslint-friendly-formatter": "2.0.7",
+    "eslint-import-resolver-webpack": "0.8.1",
     "eslint-loader": "1.6.1",
     "eslint-plugin-html": "2.0.0",
-    "eslint-config-airbnb-base": "11.0.1",
-    "eslint-import-resolver-webpack": "0.8.1",
-    "eslint-plugin-import": "2.2.0"
+    "eslint-plugin-import": "2.2.0",
+    "file-loader": "^0.9.0",
+    "vue": "^2.5.16",
+    "vue-loader": "^11.1.4",
+    "vue-template-compiler": "^2.2.1",
+    "webpack": "^2.2.0",
+    "webpack-dev-server": "^2.2.0"
   }
 }
diff --git a/types/index.d.ts b/types/index.d.ts
new file mode 100644
index 0000000..2244bfe
--- /dev/null
+++ b/types/index.d.ts
@@ -0,0 +1,56 @@
+// Type definitions for vue-count-to 1.0.13
+// Project: https://github.com/PanJiaChen/vue-countTo
+// Definitions by: mimimile <https://github.com/mimimile>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.4
+
+import Vue, { ComponentOptions } from 'vue'
+
+declare module '*.vue' {
+    interface ComponentOptions<V extends Vue> {
+        // the value you want to begin at
+        startVal: number
+
+        // the value you want to arrive at
+        endVal: number
+
+        // duration in millisecond
+        duration: number
+
+        // when mounted autoplay
+        autoplay: boolean
+
+        // the number of decimal places to show
+        decimals: number
+
+        // the split decimal
+        decimal: string
+
+        // the separator
+        separator: string
+
+        // the prefix
+        prefix: string
+
+        // the suffix
+        suffix: string
+
+        // is use easing function
+        useEasing: boolean
+
+        // the easing function
+        easingFn: Function
+
+        // when mounted will emit mountedCallback
+        mountedCallback (): void
+
+        // start the countTo
+        start (): void
+
+        // pause the countTo
+        pause (): void
+
+        // reset the countTo
+        reset (): void
+    }
+}