X7 Bluetooth Call Smart Watch Full Touch Screen Sports Fitness Tracker Heart Rate Blood Pressure Monitor Smartwatch Men Women the extra metal strap compared with the original strap have 1 mm deviations left and right, but it will not affect the use .if you mind it, please don't buy it, and we will not accept refund for this reason. Spcificaitons Note:please contact me if you want the real photos.This watch model number is X7 ,not original iwo watch ,please be noted Support Bluetooth call, heart rate, blood pressure ,blood oxygen,muti-sports modes,exchange 44mm apple watch strap, bluetooth music, The original version has 3 different faces, and the upgraded version has 9 different faces. if you mind it, please don't buy it, and we will not accept refund for this reason Special Features: 1.54 Inch Full Touch Watch Blutooth call and Call dialing Incoming call Call rejection Heart Rate Monitor Blood Pressure Monitor Blood Oxygen Monitor Sleep Monitor Multi-sport Modes Pedometer Call or Message Reminder Call ID Display Information Push Reminder (SMS/QQ/WeChat/Skype/Facebook/Twitter/Line/WhatsApp) Weather push Music Control and play Auto Light-up Screen Alert Type: Vibration Other Functions: Alarm clock ,Sedentary reminder,Camera remote control,Anti-lost APP Name: Fitpro Specification: CPU: HS6620 Bluetooth Version: BT 4.2+5.0 Compatible OS: Android 5.0 or above , iOS 9.0or above Operating Mode: Full touch + function button Waterproof: IP67,do not support to swimming and take a shower Screen Size: 1.54inch TFT Resolution: 240*240 pixels Battery Battery Capacity: 150 mAh Standby Time: About 12 days Using time: About 2-3 days Charging Time: About 2.5 hours Charging Type: Clamp charging App Language: English, Japanese, Korean, Italian,Portugueses, Spanish, German, French, Russian, Polish,Simplified Chinese, Traditional Chinese Watch UI support Language: Russian, French, German, Portugueses,Spanish Package Included: 1 * Smart Watch 1 * Charging Cable 1 * User Manual