Features:Chipset: NRF52832 QFAAName of the application: Da FitCompatible System: Android5.1 and IOS8.0 and higherDisplay: 1.3-inch single touch color screenWater resistant: IP67 waterproof and dustproof (can use rain, wash hands and take a cold bath, but do not put it in hot water and is not suitable for swimming)Bracelet Language: Chinese, EnglishApplication language: Chinese, Traditional Chinese, English, Korean, German, Spanish, Japanese, French, Italian, Russian, Portuguese, Arabic and UkraineParameters:Supports Cardiac Frequency / blood pressure / Blood oxygen monitoringMultiple sport modes: running / walking / basketball / football / badminton / jumping / swimming, cycling modeCall reminder (Show caller ID) and reminder messages: call, Twitter, Facebook, Wechat, etc. everything will be sent to the wrist screen and with vibration alertMain function: motion recording (step, distance, calorie calculation), exercise mode, sleep monitor, Dial selection, message pulsation, daily alarm clock, photo Control, music control, weather information, WeChat campaign, find bracelet, time format, do not disturb mode time, rotate the wrist's bright screen, storage information   Packing list:  1x smart watch1x charger1x Manual1x retail box