Stay connected, informed, and active with the HK12 Ultra 4 AI Smartwatch, designed for users who want smart features, convenient communication, and a stylish everyday wearable. Featuring a vibrant 2.02-inch AMOLED display with a 410 × 494 resolution, the smartwatch delivers sharp visuals, rich colors, and an easy-to-read interface for everyday use.

The HK12 Ultra 4 combines modern smartwatch functionality with convenient AI-powered features. Its AI assistant helps provide an interactive smart experience, while AI translation supports communication across multiple languages. The watch also supports AI-generated watch faces, allowing you to personalize the appearance according to your style or occasion.

Stay connected without constantly reaching for your smartphone. Bluetooth calling allows you to make and receive calls directly from the watch when connected to a compatible phone. You can also receive smartphone notifications, including supported WhatsApp notifications, helping you keep up with important messages and alerts while you’re on the move.

For everyday wellness and fitness tracking, the smartwatch includes features such as heart-rate monitoring, SpO₂ tracking, sleep monitoring, and multiple sports modes. These features can help you keep an eye on general wellness and activity trends throughout your day. They are intended for general fitness and wellness reference and are not a substitute for professional medical advice or diagnosis.

With Bluetooth 5.1, 1GB storage, wireless charging, and a 260mAh battery, the HK12 Ultra 4 is designed for convenient everyday use. The watch is compatible with Android and iPhone devices and works with the Wearfit Pro app for accessing supported smartwatch functions, settings, and content.

The smartwatch also offers useful lifestyle features including music controls, voice recording, Bluetooth earbud support, downloadable watch faces, apps, and games. Its IP67-rated design provides protection against everyday splashes and dust, making it suitable for normal daily activities. However, it is not intended for swimming or prolonged underwater use.

Whether you’re looking for an AI smartwatch, AMOLED smartwatch, Bluetooth calling watch, fitness tracker, or stylish everyday wearable, the HK12 Ultra 4 brings multiple smart functions together in one convenient device.

• AMOLED DISPLAY — Enjoy a bright and detailed 2.02-inch AMOLED display with 410 × 494 resolution. The spacious screen makes notifications, menus, watch faces, and fitness information easy to view while giving the HK12 Ultra 4 AI Smartwatch a modern premium appearance.
• AI ASSISTANT — Experience convenient AI-powered functionality directly through the smartwatch when connected to your compatible smartphone and network. AI features can provide an interactive smart experience, while AI-generated watch faces let you personalize your smartwatch style.
• BLUETOOTH CALLING — Make and receive calls directly from your wrist when the watch is paired with a compatible smartphone. Bluetooth 5.1 connectivity also supports convenient communication, notifications, music functions, and compatible Bluetooth accessories.
• FITNESS TRACKING — Monitor everyday activity with multiple sports modes along with heart-rate, SpO₂, and sleep-tracking features. Designed for general wellness and fitness reference, these functions help you follow activity and wellness trends throughout your daily routine.
• SMART NOTIFICATIONS — Stay updated with notifications from your connected smartphone, including supported WhatsApp notifications. Check important alerts from your wrist without repeatedly taking your phone out of your pocket or bag.
• SMART LIFESTYLE — Enjoy useful everyday functions including music control, voice recording, Bluetooth earbud support, watch-face customization, apps, and games. The Wearfit Pro app provides access to supported settings and smartwatch features.
• LONG-LASTING USE — The 260mAh battery is designed for convenient everyday operation, with claimed typical use of up to 7 days depending on settings and usage. Wireless charging adds convenience, while the IP67 rating helps protect against everyday dust and splashes.

📦 Key Specifications & Features