Youngs Mens Digital Bluetooth Smart Sport Watch for Android iOS Phone APP 100M Waterproof with Gift Box (Red) Event Notice--- After Youngs watch APP event setup, when the event time is up, the watch will alarm and/or vibrate to remind user, the watch icon flashing too, press any button to stop it. Presicion Stopwatch--- When participating in outdoor sports, always need a watch to record your time, and YOUNGS watch is the best choice for you, cool appearance, precise timing. SOS A Key for Help--- In the timekeeping mode, press the hold "B" short cut to activate the SOS function, the mobile phone will automatically call SOS number. SOS only avaiable for android system. Bluetooth Camera--- In the user mode PIC state, press "A" to perform remote cell phone photo shooting function. Allowing you to feel the nature outdoor, leaving preciouse moments. Super Waterproof--- Water-resistant to 100M, super living waterproof. It can be worn while swimming, let you exercise with more confidence.