<ul> <li>Pedometer function: 24-hour step counting, all-day monitoring of steps, calories, distance</li> <li>Stopwatch: With stopwatch function, perfect for daily training, time management, and improve efficiency</li> <li>Alarm reminder: 8 sets of alarms can be set, and vibration reminders can be used when the time is up</li> <li>Countdown: With a countdown function, grasp progress, cycle reminder</li> <li>Vibration reminder: Vibration reminder can be used when the time is up, and music reminders can also be customized</li> <li>Sleep monitoring: With sleep quality monitoring function, sleep quality level is clear at a glance</li> <li>Raise your hand to light up the screen: When the function is turned on, the screen will light up with a raise of your wrist</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Strap size: 248*18*10mm</li> <li>Display: LED seven-segment display</li> <li>Battery life: charge and discharge times&gt;300 times</li> <li>Battery capacity: 50mAh</li> <li>Standby time: 20 days</li> <li>Charging method: Micro USB</li> <li>Power supply voltage: DC=4.5V-5.5V</li> <li>Sleep current: 60uA</li> <li>Strap material: TPU</li> </ul>