Women&rsquo;s smart emergency alarm keychain &ndash; one-touch: emergency siren, GPS location messaging to guardians / loved ones, capture and send pictures and voice recordings. Mirror face. Time display. SOS emergency functions: ~ just grasp the watch face for 2 seconds to activate the emergency siren and send automatic text messages showing your precise GPS location to your pre-defined emergency contacts ~ grasp the watch face for 5 seconds to automatically activate calls and GPS text messages to your pre-defined contacts without sounding the siren Handy lifestyle features: ~ Im Here: just 1 second to let loved ones know youve arrived safely. ~ Find my Phone: one touch plays a tune on your phone. ~ The Moment: one touch to instantly take a picture, start a voice recording, and capture your location. ~ Save a recording: one touch to capture a lecture, a thought, or even a threatening situation ~ Send audio: one touch to instantly send a message to a loved one or a live report of an event. Convenient mirror watch face. Check your make-up or see behind you! Scratch, splash and impact resistant. One touch for 5-minute-segment time display Long battery life. Circa 3 months on standard usage. Easy battery change, and uses one inexpensive CR2032 battery. Works with Android 4.3 and above