Vender [Onegrand] M4 M Band 4 Smart Wristband Bracelet Watch OLED Touch Screen Waterproof . al mejor precio

Specification: Type: Mi Band 4 (Global Version) Screen Size: 0.95" Wrist Strap Material: Thermoplastic polyurethane Adjustable Wrist Strap Length: 155-216mm Wristband Width: 18mm Water Resistance Rating: 5 ATM Model:M4 Display Type: AMOLED Resolution: 120 x 240 RGB Colour Depth: 24bit Screen Brightness: Up to 400 nits (max brightness), brightness adjustable Touchscreen Type: On-cell capacitive touchscreen Screen Protection: 2.5D tempered glass with anti-fingerprint coating Button: Single Touch Button (wake up, go back) Wrist Strap Type: Removable wrist strap (Mi Smart Band 4 is compatible with Mi Band 3 straps) Sensors: -PPG heart rate sensor; -Capacitive proximity sensor Wireless Connectivity: BT5.0 BLE Battery: LiPo, 135mAh Charging Type: 2Pin Pogo Pin Charging Time: ≤ 2 hours Standby Time: Up to 20 days Motor Type: Rotor Body Material: Polycarbonate App: Mi Fit System Tequirements: Android 4.4, iOS 9.0 or above Feature: -Sport Functions: 6 workout modes: Treadmill, exercise, outdoor running, cycling, walking, pool swimming; Count steps, distance,and calories burned -Health monitoring Workout completion notifications, goal setting, sleep monitoring, heart rate monitoring, all-day heart rate checking, resting heart rate, heart rate chart, idle alerts -Other features Alarm, proximity sensor, pre-set watch face, customizable watch face, lock screen, timer, stopwatch, phone alarm and notifications, incoming calls, message notifications, calendar notifications, app notifications, weather forecast, Find my phone, phone unlock, event notification, Night mode, Do not disturb mode (works even without phone), music controls on band, bluetooth broadcasting, battery level display, different ways to wear, OTA updates Package Included: 1 x Mi Smart Band 4 1 x Specialised Charging Cable 1 x User Guide