In Google Drive you can store your files securely and use them from any device. You can give other people a link to your file.
Sign in Google Drive.
How to get a link:
Computer
Upload your video files in Google Drive
Click the video you want to send
Click “Link Sharing” (link remains chain) and activate sharing
Copy and paste the link into your email
Android/iPhone/iPad
Upload your video files in Google Drive
Click the video you want to send
Click “...” icon
Click “Share” and “Copy the link”
Copy and paste the link into your email
You can find more detailed information here.