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Overview

Chronus QS66 Smartwatch 1.83 Inch Large Display 1000mAh Battery Bluetooth 5.3 Voice Calling IP68 Fitness Tracking Black with a large battery and fitness tracking.

Chronus QS66 1000mAh Battery Bluetooth 5.3 Voice Call IP68 1.83" Fitness Tracker Smart Watch Black Textured black silicone/rubber sport strap

Model: QS66
Web Code: 20112764
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Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

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Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Large 1.83" IPS Touchscreen for Clear Viewing

QS66 features a 1.83-inch high-color IPS display with a 240x284 resolution. The smartwatch measures 49.3x39x11.5 mm with a 22 mm wristband, offering a clear and immersive visual experience while remaining comfortable to wear.

Powerful 1000mAh Battery for Long Standby

Equipped with a 3.8V / 1000mAh battery, the QS66 Smartwatch provides up to 20-35 days of use on a single charge. Magnetic charging ensures quick and easy recharging for uninterrupted daily activity tracking.

Bluetooth 5.3 with Voice Call and Smart Notifications

Supports BT 5.3 for fast and stable connectivity, enabling voice calls, call/message alerts, and app notifications directly on your wrist. Manage your messages, reminders, and social apps without checking your phone constantly.

Comprehensive Health and Fitness Tracking

Built-in Tianyihe 3917 heart rate sensor and STK8321 accelerometer provide real-time heart rate monitoring, sleep tracking, step counting, calories burned, blood pressure, SpO₂, breathing exercises, and multi-sport modes. Includes stopwatch, and 3D dynamic watch faces.

Customizable and Multi-Language Features

Supports multiple languages on both watch and Fit Cloud Pro app, including English, Chinese, Portuguese, Arabic, French, German, Spanish, Italian and more. Offers over 3D dynamic watch faces, custom watch face creation, quick menu access, weather updates, music control, calculator, independent alarms, and smart assistant functions for a fully personalized experience.

Trade in

Trade in your smartwatch for a Best Buy gift card.*

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smartwatches
Return/Exchange Period
30 days
Condition
Opened

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