Here's a summary of the main features of this smartwatch: Connectivity & Notifications ∙ Bluetooth 5.4 for stable connection ∙ Receive and make calls ∙ Supports message notifications from LINE, SNS, etc. ∙ Compatible with Android 5.0 and above, iOS 10.0 and above Battery Performance ∙ 230mAh large-capacity battery ∙ Full charge in approximately 2 hours ∙ 5-7 days of continuous use, up to 35 days standby Display ∙ 1.96-inch large screen (240 x 282 pixels) ∙ Over 100 DIY watch faces ∙ Automatic screen activation when raising your wrist Health & Sports Features ∙ 24-hour activity data recording ∙ Supports 20 sports modes ∙ IP68 waterproof and dustproof (swimming allowed) Other Features Music playback, weather forecast, find my phone, stopwatch, alarm, sedentary reminder, and various other functions. ※ You need to remove the protective sticker from the sensor on the back before use.