Features: You must connect phone through BT before use. For IOS 6.0 Android 4.3 above smartphones. It support Call/Message/E-mail/Event Notice, convenient to use. (The information push NOT for IOS) SOS Use: Keep you safe every day. BT Pictures, convenient to take pictures. (The function NOT support for IOS) Find Phone: Perform the fine phone function, the mobile phone will alarm and/or vibrate to remind user. 365 days standby, you can take it to have a travel without charger. It has functions such as backlight, Jtimerand so on. As a smartphone companion and sports partner, it is the best product for yourself and your friends. Perfect design, convenient to take along. Note: Before you use it, you must download APP(YOUNGS WATCH).