Product Name: RF-V36 GPS Watch GPS Tracker GPS Lbs WiFi Tracking Heart Beat&Blood Pressure&Seedntariness Reminder Two-Way Talk Free Web & APP Model NO.: RF-V36 GPS Geographic Location: Global GSM Network: 850/900/1800/1900MHz SIM Card: Nano Mini SIM Card Battery: 500mAh Rechargeable Li-ion Battery Waterproof: IP67 Health Monitor: Heart Rate, Blood Pressure, Sports, Sedentary Voice Call: Two-Way Talk, Sos Calls, Voice Monitor and White L Weight: 56.7g ( Watch Strap Included ) Tracking Web & APP: Lifetime Free to Use Warranty: 1 Year Trademark: Reachfar Transport Package: Standard Exporting Packing Specification: 49.6*40*16mm(watch host) Origin: China HS Code: 85269110 Product Description FAQs:Thanks for your support to our store. Here have someFAQsneed your high attention. Hope it can help you solve some questions.1.Q: Does RF-V36 GPS Watch need a SIM card?A: Yes, think of your tracker as another phone. You insert a SIM card and that phone number is where you send your text messages to. A suitable simcard is a first necessity to make it work.2.Q: Do you offer Tracking platform and Mobile APP?A: Yes, we offer webtracking platform and APP (Android & IOS)for lifetime free.3.The watch has no signal after Sim card installation.A.Please check the SIM card's data plan has been activated;B.User didn't power off the watch before SIM installation. Please power off and on to check. User is strongly recommended to install SIM after powered off the watch;4.It says "Device is Offline" when saving telephone number in APP.Please confirm SIM card installed or not. If yes, please check the signal and data status.Was told "The number you dial is busy now" when calling the GPS watch.A.Make sure numbers have been set before. (To ensure the safety of wearer, only numbers saved via APP settings can make phone calls to the watch.)B.Make sure SIM card's Caller ID display has been activated.6.Q: What is the warranty for your RF-V36GPS Watch?A: Weprovide one year warranty. But if exceed warranty time, we can also offer technical support at any time and you cal also send it to us and we will repair it for you..Main function:1.1.54 inch touch colorful screen2. 5 Modes real time tracking3. Historical route checking4. GPS/WIFI fences5. Voice chat and 2-way audio calls6.SOS button for urgent call7.Timing heart beat and blood pressure monitoring8.Sports/sedentariness reminder9.Talking clock10.Pill reminder11.Alarm clock12.Nearby searching13.Phone book with image14.Music15.Multi-language16.Remote rebootMain features:1. Tracking ways:GPS+AGPS+LBS+WiFi multiple accurate tracking modes2. Inspect heart beat & blood pressure at any time3. Sports/sedentariness reminder4. Fashionable5. 500mAh safe polymer lithium battery with design of intellegent power saving when stationary6. Multi-working modes: Fast locating, standard locating and power saving locating7. Multiple platform monitoring: Support Android, IOS and PC monitoring8. Global GM: GSM 850/900/1800/1900Packageinclude:1*GPS Watch1*Magnet charging cable1*Screw driver1*Use manual