Product Name: Lemfo B57c 2019 1.3 Inch IPS Color Display Smart Watch Men IP67 Waterproof Heart Rate Monitor Smartwatch for Android Ios Phone Model NO.: B57C Feature: Bluetooth Material: Silicone Usage: Sport & Live & Other Display: IPS Battery: 180-220mAh Bluetooth: 4.0 Support: Android4.4 and Above, Ios 8.0 or Above CPU: Nrf52832 Resolution: 240*240 Stand-by Time: about 25 Days Working Time: about 7 Days Touch: Capacitive Touch Key Sensor: Three Axis Sensor/Green Light Active Heart Rate Se Trademark: LEMFO Transport Package: 13cm X 9cm X 7cm Specification: Case Material: Plastic Origin: China Product Description Features:1.System Requirements:android4.4 and above, iOS 8.0 or above, support for Bluetooth 4.02.Bluetooth version:BLE 4.03.Chip:NRF528324.Ram:16M5.Screen:1.3 inch IPS color6.Battery :180 mAh7.Stand-by time:about 25 days8.Working time:about 7 days9.touch:Capacitive touch Key10.Waterproof level :IP6711.Sensor:Three Axis sensor/Green light active heart rate sensor12.Watch display function:Time display, battery icon display, date display, week display Standard sports function (step, distance, calorie) multi-sports mode (walking, running, cycling, skipping, badminton, basketball, football, swimming) Health checkup function: heart rate, blood pressure test, blood oxygen test (can save the last 7 records) Sleep time display, screen brightness adjustment, music control, motor vibration switch, history message storage (3)13.Reminder function:Call, SMS, QQ, WeChat reminder (display content and name). Facebook, Whatsapp, Twitter, Skype, and other foreign social software reminders.Alarm clock (three sets of alarm clocks), sedentary reminder.14.Smart anti-lost:Find the bracelet. (no disconnect reminder)15.Movement trajectory:Android support16.APP health measurement:Heart rate, blood oxygen, blood pressure, measurement. Heart rate monitoring throughout the day (displayed in bars, highest recorded, lowest heart rate)17.Remote control camera:Support long press the wristband remote control phone to take pictures18.Other:Do not disturb mode, raise hand to bright screen, time format setting, restore factory, long press to reject incoming calls, three clock interface selection, music control (support previous, next, play/pause), weather display, apple health .19.APP language:Ukrainian, Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean20.Watch language:Chinese, English, Russian, German, Italian, Japanese, Korean, French, Spanish, Portuguese21.Download/Install bracelet 's Application:Hero band