ERUN Waterproof Smartwatch 1.83" HD Bluetooth Calling Unisex

Stay connected, active, and in control with the ERUN Waterproof Smartwatch — a full-featured unisex smart wearable built around a vivid 1.83-inch HD TFT touchscreen. Whether you're heading out for a morning run or navigating a busy workday, this smartwatch is designed to keep up with every moment.

Made in Mainland China.

Key Features

• Bluetooth 5.3 Calling: Make and receive calls directly from your wrist — no need to reach for your phone. Built-in voice assistant support keeps hands-free convenience at your fingertips.
• 1.83" HD Square Display: Crisp, clear visuals make reading notifications, stats, and watch faces easy — even in bright outdoor conditions.
• Sleep Monitoring: Automatically tracks your sleep patterns overnight so you can better understand your rest cycles and work toward more restorative nights.
• Comprehensive Activity Tracking: Counts steps, estimates distance traveled, and calculates calories burned throughout the day — all from your wrist.
• Life Waterproof Design: Rated for everyday splashes and light rain, making it ideal for outdoor activities, workouts, and daily wear.
• Multiple Custom Watch Faces: Personalize your style with a variety of dial options — swap faces to match your outfit or mood.
• Smart Notifications: Receive message alerts, call reminders, alarm clock alerts, calendar events, and more — directly on your wrist.
• Built-in Calculator & Calendar: Handy utility features right on your wrist for quick daily reference.
• 3–5 Day Battery Life: A 220–300mAh battery keeps the watch running through multiple days on a single charge.
• Detachable Silicone Band: Soft, skin-friendly silica gel band is comfortable for all-day wear and easy to swap or clean.
• Universal Compatibility: Works with Android and iOS smartphones. Pairs via the Hyfine app.
• Multilingual Support: Available in English, Spanish, French, German, Italian, Portuguese, Russian, Turkish, Arabic, Dutch, Norwegian, and Ukrainian.

Specifications

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Learn More About Sleep & Fitness Tracking

Understanding your activity and sleep habits is a key part of a healthy lifestyle. Learn more from the CDC's Sleep & Health resource to make the most of your smartwatch's sleep monitoring features.

Frequently Asked Questions

Q: Is the ERUN Smartwatch compatible with both Android and iPhone?

A: Yes! The ERUN Waterproof Smartwatch is compatible with both Android and iOS devices. Simply download the Hyfine app on your smartphone to pair and sync via Bluetooth 5.3.

Q: Can I make and receive phone calls on this smartwatch?

A: Absolutely. The smartwatch features Bluetooth calling, allowing you to answer or dial calls directly from your wrist when your phone is nearby and connected via Bluetooth.

Q: How waterproof is this smartwatch?

A: The ERUN Smartwatch features life waterproof protection, meaning it can handle everyday splashes, sweat, and light rain. It is not designed for swimming or full submersion.

Q: How long does the battery last on a single charge?

A: The smartwatch provides approximately 3 to 5 days of battery life depending on usage, thanks to its 220–300mAh rechargeable battery. Heavy use of Bluetooth calling may reduce battery life.

Q: Can I change the watch face on this smartwatch?

A: Yes! The ERUN Smartwatch supports multiple custom dials, so you can personalize your watch face to suit your style directly from the touchscreen or the Hyfine app.