【1.43-inch 466*466 pixel AMOLED color screen and 380mAh large battery】This smartwatch is equipped with a 1.43-inch IPS full-touch AMOLED display with a resolution of 460x460. The touch screen keeps the display constantly on, providing delicate visual quality and a user-friendly interactive experience. It takes 3 hours to fully charge this smartwatch. It can be used for 5-7 days, and the standby time is up to 20 days,【Smartwatch with Bluetooth Calling and AI Voice Assistant】The fitness watch integrates a microphone and speaker, allowing you to make/answer/reject calls, and Bluetooth 5.3 provides a stable calling environment. The watch has the latest version of the voice assistant, which can communicate with the watch to activate the voice assistant on the phone.【Call Reminder and Message Notification】The smartwatch features a stainless steel case and a 22mm wide silicone strap. The smartwatch can also receive incoming calls/messages/app notifications (including SMS, Instagram, YouTube, Messenger, WeChat, Gmail, Snapchat, Facebook, Twitter, WhatsApp, Pinterest, Hangouts, LinkedIn, Skype, LINE, Google+, KaKao Talk, Telegram, etc.).【Health Monitoring and Custom Watch Faces】There are more than 200 different watch faces on the APP, and you can also set a personalized UI from the phone gallery. The watch is designed with high-performance sensors to monitor your health data such as heart rate, SpO2, blood oxygen, sleep quality, training, and you can get reports on the APP.【Multiple Sports Modes and Waterproof Design】The fitness watch supports more than 20 indoor and outdoor sports modes, can be connected to a mobile phone, and records your daily activity data such as steps, calories, distance, and activity data. The smartwatch is IP67 waterproof, which provides daily splash and short-term water immersion protection.