diff --git a/requirements.txt b/requirements.txt
index b4ec155..f49995a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,5 @@ setuptools~=54.0.0
 ruamel.yaml
 qrcode
 Pillow
-pyautogui
\ No newline at end of file
+pyautogui
+selenium
\ No newline at end of file
diff --git a/tests/SendMail.py b/tests/SendMail.py
new file mode 100644
index 0000000..b9444ff
--- /dev/null
+++ b/tests/SendMail.py
@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+
+# Python Email Sending Test
+# Author - HoneyMoose(huyuchengus@gmail.com)
+# Link Article - https://www.ossez.com/t/python/13398
+
+import requests
+
+
+# MAILGUN API SEND MESSAGE
+def mailgun_api_send_message():
+    return requests.post(
+        "https://api.mailgun.net/v3/sandbox7955c7c533744fb28e650b72192eac87.mailgun.org",
+        auth=("api", "YOUR_API_KEY"),
+        data={"from": "OSSEZ <huyuchengus@gmail.com>",
+              "to": ["huyuchengus@gmail.com"],
+              "subject": "Hello MailGun API",
+              "text": "Testing Sending mail by Mailgun API!"})
+
+
+if __name__ == "__main__":
+    for i in range(3):
+        print(mailgun_api_send_message().text)