Alchiko New AK-4 Fitness Smart Watch With Heart Rate Futur Fitness Smart Tracker  (Black)

New Function like Blood pressure, Heart Rate, Blood Oxygen Monitors, Pedometer, Calories, Distance, Stopwatch, Sleep quality measurement, Call reminder, Alarm clock, Message calls notifications, Sedentary reminder, Remote camera control, Anti-lost - find the phone/bracelet, Water drinking reminder, Sedentary reminder. Calls/text reminder It will vibrate to alert you if your phone receives a phone call, text, SMS; You will never miss a call and a message. When you focus on your work too long, it gives you a notice to relax. HD Display Screen and Long Standby Time High sensitive capacities touch screen. There have four different operation interface for you to change. 380MAH polymer lithium battery, standby time up to 180 hours after 1.5 hours fully charged. All-day activity tracking Track steps, distance, calories burned, active minutes, you can check daily activity and time on LED display.