New Outdoor Anti-lost UPRO P5 GPS Tracker Double Locate Remote Monitor SOS Children Watch Blue Small and fashion style. With GPS, base, WIFI position function.GSM Band:850/900/1800/1900MHz. It can locate any dead strap flexible. P5 can changed wear with removable three piece bracelet. UPro P5 guards watch also has: phone call conversation, security fence, remote monitoring, a key for help, buddy management, remote alarm clock,remote monitoring, life waterproof, long standby and other features. With UPro P5, no longer afraid of the baby out off our family. UPro P5 watches is a preparation position product for kids when at home or travel,so you really feel at ease, your families feel at ease.12. "Phone call conversation" this watch is special for children design.Only converse with setting help number,friend number,monitor number.Otherwise,it cont work with unfamiliar number. Watch function using: 1. Inset SIM card: open back shell of watch,inset SIM card in socket.And put battery in and cover back shell 2. Power key:press one time into number note options,press again for up/down page.Long press key 3 seconds for dial call(locked screen,long press power key for emergency help) 3. Screen Key:left key,long press for dialing first setting emergency help number;right key,long press for dialing second setting emergency help number 4. Power key,long press,dialing third setting emergency help number