V21 Smart Outdoor Three-Proof Sports Men's Watch Bluetooth Call Running Glory Fit

Full metal body / High gloss, matte, brushed multiple processes / Super narrow bezel TFT HD screen display / LED light / One-click connection / Bluetooth call / 100+ multi-sport modes / Measure multiple skin tones, heart rate, blood oxygen / 3 sets of UI interactions1.39 360*360 HD TFT 2.14.5-level heart rate test for dark skin, live detection 3.One-click link Bluetooth call watch for answering and making calls 4.100+ sports modes running, cycling, yoga, etc 5.IP68 Waterproof 6. Multiple health monitoring functions including heart rate, blood oxygen, menstrual cycle, sleep, etc., with accurate heart rate and blood oxygen measurementsVoice assistant function 8Customize the watch face, with a large selection of watch faces available for freeWith encoder Product Size 47*47*13.3mm Strap Width 22mm Appearance Craft Zinc Alloy Frame + CD Pattern + High Gloss Packaging Size Box: 170*65*30mm Outer Packaging Box: 360*350*320mm Product Weight Net Weight: 59G Gross Weight: 98G Cartoon Box Packing Quantity: 100 units/box Whole Box Weight: 10.6kg/box CPU RK8763EWE Built-in storage 2MB External Expansion Flash 128MB Display Screen 1. 39inch TFT HD, resolution 360*360; Touchscreen oncell Capacitive Full Touch Screen; Full Lamination Bluetooth BT 5. 3 Heart Rate Sensor VC30F Battery 290mAh polymer lithium-ion battery; pure cobalt, precision protection board Battery life Normal use: 5-7 days; standby: 20-30 days Three-axis Gravity Acceleration Sensor STK8321 Motor Flat Motor Microphone High Resistance Welding Wire Type MIC 4015 Speaker ， Speaker 0815 Button 2 buttons, encoder button with confirmation key & shortcut key SIM card slot None Charging method Magnetic Charging Dustproof and Waterproof Grade IP68