Hign-concerned Chemical:None Battery Life:7? Voice assistant built-in:YES Bluetooth-compatible Version:5.0 Wi-fi:No Metrics measured:Heart Rate Monitor,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor Activity Tracked:Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker Touch Screen:YES Category:Smart Watches App name:FitCloudPro Screen Material:TFT CPU Model:BW0520 Band Detachable:Yes APP Download Available:No Battery Detachable:No Resolution:360*360 Display Size:1.46 inch Movement Type:Electronic Style:fashion Application Age Group:ADULT Screen Shape:Round Case Material:Alloy Band Material:STEEL Waterproof Grade:Life Waterproof SIM Card Available:No Mechanism:Yes Multiple Dials:Yes GPS:No Network Mode:None Battery Capacity:300-450mah Rear Camera:None RAM: 128MB ROM: 128MB System:Android Wear Type:On Wrist Compatibility:All Compatible Language:English,Russian,Spanish,POLISH,Portuguese,Italian,FRENCH,german,japanese,Dutch,Arabic,Indonesian Function:Passometer,fitness tracker,sleep tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Push Message,Altitude Meter,tourbillon,Big Three Needles,24 hour instruction,Chronograph,Alarm Clock,Small Second,World Time,Calorie Counter,Power Reserve,week,Speed Measurement,Month,Heart Rate Tracker,Interactive Music,Noctilucent,compass Brand Name:foxbox Origin:Mainland China Parameter: Display: 1.46 inches 360*360 IPS display Bluetooth: BLE5.0 Touch: full screen touch Battery: 450mAh polymer battery Charging method: USB magnetic charging RAM: 578KB ROM: 640KB Plug-in Flash: plug-in 128Mb Strap specification: 22mm silicone strap (removable and replaceable) Waterproof grade: IP67 Matching smartphone system: Android 5.1 or IOS 8.2 or above, a system that supports Bluetooth 5.0 BLE APP name: FitCloudPro Function: Basic functions: data, sports, sports records, weather, information, women, music Alipay, sidebar, stopwatch, timer, alarm clock, payment code, business card, calendar, calculator, find phone, camera 1?Health management: exercise monitoring, sleep monitoring, heart rate detection, blood pressure detection, breathing exercise 2?Sports mode: 9 sports modes on the watch side, massive sports modes on the APP side Calls: dialing, frequent contacts, call records, voice assistants, 3?WeChat sports: Synchronize the watch's exercise steps to the WeChat leaderboard Message and call reminder: phone call, SMS, WeChat, QQ, WhatsApp, Line, Facebook, Facebook messenger, Kaokao,Twitter, Skype 4?Firmware upgrade: The firmware of the watch can be upgraded in the air through the APP language: Watch firmware language: 24 languages (Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian) App language: 24 languages (Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian) Packing list: Watch head, watch strap, charging cable, manual, packaging color box