Bluetooth Smart Watch Touch Screen Smartwatch Smart Wrist Watch Phone Fitness Tracker SIM TF Card Slot Camera Pedometer Kids Women Men Compatible with iOS iPhone Android Samsung LG TWO WORKING MODE - Using Android Phone: If you install a GSM 2G/2.5G Network SIM Card into the smart watch, you can make phone call directly from the smart watch, including answering and dial-up, send/reply messages,take pictures, play music etc.. You can use Bluetooth technology to connect to your phone, stay connected with display notifications and touchscreen functionality for texts, calls, emails, and app updates. SYNC FUNCTION - Just connect the smart watch with your phone via Bluetooth, then download and install the APP (FunRun), so you can read Whatsapp,Twitter,Facebook and other application push messages, view and reply text messages, the time and date will be automatically synchronized. MULTIFUNCTION - Activity Tracker: Pedometer, sleep monitoring, sedentary remind. Other functions: Image viewer, Sound recorder (need put and SD card ), Remote capture, Alarm clock, Calendar,Camera (0.3M),Two way Anti-lost. WIDE COMPATIBILITY - This smart watch can support most android and ios phones. Such as iPhone X/8/8 plus/7/7 plus/6/6 plus/6s/6s plus/5/5s (Only Supports Partial Functions), Samsung Galaxy S9, S9 Plus, S8, S8 Plus, S7, S7 Edge, S6, S6 Edge, S5, Samsung Note 8, 5, 4, Google Pixel/Pixel XL, HTC, Sony, LG, HUAWEI, ZTE etc. smart phones. LIFETIME WARRANTY - 100% Satisfaction Guarantee, Free return within 90 days. If you are not 100% satisfied with this smart watch, we will replace it for you or simply return it for a full refund no questions asked.