M3 Color Screen Smart Sports Watch Bracelet with Blood Pressure / Oxygen / Heart Rate Monitoring - Blue Shaving & Hair Removal Altitude Hold

Altitude Hold

LTE2600 (B7)LTE2600 phones support LTE 2600 MHz (LTE Band 7) band (downlink: 2620 - 2690 MHz

also can download more from service (when connect with netwok)

also common-grounding with other user board

Please indicate if you would like one or the other soldered

M3 Color Screen Smart Sports Watch Bracelet with Blood Pressure / Oxygen / Heart Rate Monitoring - Blue Shaving & Hair Removal Altitude HoldFeatures: 0. 96 inch TFT touch screen shows your movement data, and makes the message content directly displayed. IP67 waterproof level, 50 meters swimming waterproof, sports data lifting wrist is visible. Support heart rate and blood pressure monitoring. It has the function of caller vibration reminding. Synchronously record movement data such as steps, calories, mileage and so on. Description: It can monitor your sleep time, sleep quality and sleep