Bluetooth Smart Watch 1.39" IPS TFT Monitor Heart Rate Blood Pressure BT 5.1 - Blue

Bluetooth Connectivity 1.39" IPS Full HD Touch Display Bluetooth V5.1 IP67 Waterproof Rating Heart Rate Monitor (BPM) Blood Pressure Monitor / SpO2 Blood Oxygen Built-in Rechargeable Battery "DaFit" APP Android / iOS APP Support   General Display 1.39" IPS Touch Resolution 360 x 360 Bluetooth 5.1 Bluetooth Range 8 - 10m Chipset Realtek 8763EWE Heart Rate HX3605 ROM 640KB RAM 578KB FLASH 128MB G-Sensor SC7A205 Dustproof / Waterproof IP67 Material Silicone, TPU, ABS, Alloy Metal Message Reminder Message Push, Multi-Language Display, Call Reject, Incoming Call, Text Push Sport and Health Functions Activity Record, Sleep Monitor, Heart Rate, Blood Pressure, Blood Oxygen, Sport Mode, Sedentary Reminder, Pedometer, Breath Training Smart Assist Functions Alarm Clock, Audio Bluetooth, Music Control / Playback, Find Phone, Remote Camera Control, Stopwatch, Weather Forecast Watch Face 100+ Selectable via APP Push Charge Magnetic USB Battery 450mAh Li-Po Working Time 3 - 7 days Standby Time up to 20 days APP DaFit Phone Compatibility Android 4.4 above, IOS 9.0 above