for Doogee V40 Pro V Max Plus Blade GT Smart Watch Outdoor Sports Waterproof Bluetooth Call Heart Rate Blood Oxygen LED

Product size 52.8 * 58.6 * 13.6 mm (ring diameter 51.5mm) Case material plastic+zinc alloy Strap specifications 22mm silicone strap (detachable and replaceable) Product weight 65g Waterproof grade IP68 5-7 days battery life (depending on the usage scenario) Charging time ≤ 3H With the smartphone system Android 5.1 or IOS 8.2 or above, the system supporting Bluetooth 5.0 BLE can be used. APP name FitCloudPro Wristwatch firmware languages are 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, Croatia. 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) CPU AB5691 RAM 578KB ROM 640KB Plug-in Flash plug-in 128Mb Heart rate chip HX3918 Acceleration sensor STK8321 Bluetooth BLE5.0 Display 1.7 inch 360*360 IPS display Physical Keys 2 Touch Full Screen Touch Flashlight support Banknote inspection lamp support Compass support Battery 600mAh polymer battery Charging method USB magnetic charging Built-in Dial There are 6 built-in dials, which support custom dials and dial downloading. Basic function data, sports, sports records, weather, information, women, music, sidebar, stopwatch, timer, alarm clock, receipt code, business card, calendar, calculator, search mobile phone, camera. Bluetooth call connection is connected once. Health management exercise monitoring, sleep monitoring, heart rate detection, blood pressure detection, respiratory exercise Sports mode There are 9 sports modes on the watch side and massive sports modes on the APP side. Call dialing, common contacts, call records, voice assistants, WeChat sports synchronization watches, movement steps, messages and incoming calls in the WeChat leaderboard, phone calls, SMS, WeChat, QQ, WhatsApp, Line, Facebook, Facebook messenger, Kaokao, Twitter、Skype Firmware upgrade can upgrade the watch firmware through the APP in the air.