diff --git a/admin/email.py b/admin/email.py
new file mode 100644
index 0000000..1dea252
--- /dev/null
+++ b/admin/email.py
@@ -0,0 +1,69 @@
+import logging
+
+from django.conf import settings
+from django.template import loader
+from django.core.mail import EmailMultiAlternatives
+from django.contrib.auth.tokens import default_token_generator
+from django.contrib.sites.shortcuts import get_current_site
+from django.utils.encoding import force_bytes
+from django.utils.http import urlsafe_base64_encode
+
+
+logger = logging.getLogger(__name__)
+
+
+class NotifyActivateUserByEmail:
+    subject_template_name = 'activate_user_subject.txt'
+    email_template_name = 'activate_user_email.txt'
+    html_email_template_name = 'activate_user_email.html'
+
+    def get_email_context(self, user, token):
+        """
+        Define a new context with a token for put in a email
+        when send a email for add a new password  
+        """
+        protocol = 'https' if self.request.is_secure() else 'http'
+        current_site = get_current_site(self.request)
+        site_name = current_site.name
+        domain = current_site.domain
+        if not token:
+            token = default_token_generator.make_token(user)
+
+        context = {
+            'email': user.email,
+            'domain': domain,
+            'site_name': site_name,
+            'uid': urlsafe_base64_encode(force_bytes(user.pk)),
+            'user': user,
+            'token': token,
+            'protocol': protocol,
+        }
+        return context
+
+    def send_email(self, user, token=None):
+        """
+        Send a email when a user is activated.
+        """
+        context = self.get_email_context(user, token)
+        subject = loader.render_to_string(self.subject_template_name, context)
+        # Email subject *must not* contain newlines
+        subject = ''.join(subject.splitlines())
+        body = loader.render_to_string(self.email_template_name, context)
+        from_email = settings.DEFAULT_FROM_EMAIL
+        to_email = user.email
+
+        email_message = EmailMultiAlternatives(
+            subject, body, from_email, [to_email])
+        html_email = loader.render_to_string(self.html_email_template_name, context)
+        email_message.attach_alternative(html_email, 'text/html')
+        try:
+            if settings.ENABLE_EMAIL:
+                email_message.send()
+                return
+
+            logger.warning(to_email)
+            logger.warning(body)
+
+        except Exception as err:
+            logger.error(err)
+            return