Find My Device :
Introducing Find My Device – the new and improved Android Device Manager. Find My Device helps you easily locate a lost Android device, and keeps your information safe and sound while you look.
Locate your phone, tablet or watch. Misplaced your Android Wear device? No problem.
Play a sound. Find My Device helps you track down your device when it’s close by.
Lock, erase or show a message. With Find My Device you can secure your device remotely and help someone get in touch.
• Location: Needed to show your device’s current location on the map.
• Contacts: Needed to access the email address associated with your Google account.