diff --git a/src/Info/Info.scss b/src/Info/Info.scss
index 1771f4c..4934424 100644
--- a/src/Info/Info.scss
+++ b/src/Info/Info.scss
@@ -21,7 +21,15 @@
                 margin: 0;
                 user-select: text;
                 word-break: break-all;
+                table {
+                    width: 100%;
+                    border-collapse: collapse;
+                    th, td {
+                        border: 1px solid $gray-light;
+                        padding: 10px;
+                    }
+                }
             }
         }
     }
-} }
\ No newline at end of file
+} }
diff --git a/src/Info/defInfo.es6 b/src/Info/defInfo.es6
index 33de883..8029132 100644
--- a/src/Info/defInfo.es6
+++ b/src/Info/defInfo.es6
@@ -6,5 +6,25 @@ export default [
     {
         name: 'User Agent',
         val: navigator.userAgent
+    },
+    {
+        name: 'Device',
+        val: `<table>
+                  <tbody>
+                      <tr>
+                          <td>screen</td>
+                          <td>${screen.width}px * ${screen.height}px</td>
+                      </tr>
+                      <tr>
+                          <td>viewport</td>
+                          <td>${window.innerWidth}px * ${window.innerHeight}px</td>
+                      </tr>
+                      <tr>
+                          <td>pixel ratio</td>
+                          <td>${window.devicePixelRatio}</td>
+                      </tr>
+                  </tbody>
+              </table>`
+
     }
-];
\ No newline at end of file
+];
diff --git a/src/Info/info.hbs b/src/Info/info.hbs
index dfd01fd..6a64c23 100644
--- a/src/Info/info.hbs
+++ b/src/Info/info.hbs
@@ -2,7 +2,7 @@
     {{#each messages}}
         <li>
             <h2 class="eruda-title">{{name}}</h2>
-            <p class="eruda-content">{{val}}</p>
+            <div class="eruda-content">{{{val}}}</div>
         </li>
     {{/each}}
-</ul>
\ No newline at end of file
+</ul>
diff --git a/test/info.js b/test/info.js
index c3c7254..aef5ec1 100644
--- a/test/info.js
+++ b/test/info.js
@@ -12,6 +12,11 @@ describe('default', function ()
     {
         expect($tool.find('.eruda-content').eq(1)).toContainText(navigator.userAgent);
     });
+
+    it('device', function ()
+    {
+        expect($tool.find('.eruda-content').eq(2)).toContainText(window.innerWidth);
+    });
 });
 
 describe('basic', function ()
@@ -34,4 +39,4 @@ describe('basic', function ()
         tool.remove('test');
         expect($tool.find('li')).toHaveLength(0);
     });
-});
\ No newline at end of file
+});