HW9 Ultra Max Smart Watch Features: Making & Answer Calls via Bluetooth 2.2-inch HD Screen Always On Display 49mm Rugged Design Quick Action button Customizable 7 Days Battery Life, Wireless Charging 8 Watch Faces, 3 Menu Style Multitasking Bar, Build-in Local Games Heart Rate & Blood Pressure Monitor Wallet Function & Business Cards Multifunction NFC, Voice Assistant Location Sharing, Compass Multi-Sport Modes IP68 Waterproof Specifications: Model HW9 Ultra Max Color Black, Green Chip SF32LB551 Memory RAM: 128MB Bluetooth Version Dual BT V5.2 support calls Compatible OS Android 5.0, iOS 10.0 or above Operating Mode Full Touch + Rotate Crown + Side Button APP Name Wearfit Pro App Language English, Simplified Chinese, Traditional Chinese, Portuguese, Spanish, Russian, Korean, Japanese, Thai, Arabic, Indonesian, Vietnamese, Turkish, German, Italian, Persian, French, Finnish, Hebrew Watch Language English, Simplified Chinese, Traditional Chinese, Portuguese, Spanish, Russian, Korean, Japanese, Thai, Arabic, Indonesian, Vietnamese, Turkish, German, Italian, Persian, French, Finnish, Hebrew Sport Modes Support Waterproof IP67 Waterproof Sensor G-sensor, HRS3300 Heart Rate Sensor Screen Size: 2.2 inches Display Type: IPS screen Resolution: 420*486 Pixels Battery Battery Capacity: 350mAh Standby Time: Up to 20 days Using time: About 3-5 days Charging Time: About 2 hours Charging Type: Wireless Charger Case and Band The shape of the dial: Square Shaped Band Size: 42/45mm ( Removable watch strap) Band Material: Silicone Case Material: Zinc Alloy+IML Weight: about 65g body Size: 4.9*4.3*1.2cm , strap size : 26*2*0.25cm Other Features Multifunction NFC, Alipay, Application market, Voice Assistant, Short video control, Customizing Component Functions, Screen off mode, Bedside clock mode, time setting, Power saving mode ,meteorological, Games, temperature, Altitude barometer, Third key customization, New message push, Wireless charging, Setting of screen off time, Scan code connection, voice call, View the health data of relatives and friends, Motion Track View, Wallet function, Dial market, Intelligent split screen display, 3D dynamic dial, 21 language switch, Password lock screen, Met, Step counting, calorie, distance, Sport mode, Raise your hand to light the screen, Sleep monitoring, call reminder ,Message Reminder, Reminder of long sitting, Alarm settings, Stopwatch, Find the bracelet, Dial switch, weather, OTA update, Music playing, Respiratory training, heart rate monitoring, blood pressure monitoring, Blood oxygen monitoring, Fatigue analysis, Calculator, Custom dial, Health Weekly, Brightness adjustment, weather HW9 Ultra Max Smart WatchHW9 Ultra Max Smart WatchHW9 Ultra Max Smart Watch