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The Fire-Boltt Onyx smartwatch features a vibrant 36.3mm AMOLED always-on display with 466x466 resolution, Bluetooth calling, and a premium steel and zinc alloy design. It offers over 300 sports modes, IP67 water and dust resistance, and a powerful 5-day battery life. With 4GB storage for music and 130+ customizable watch faces, it’s designed for professionals who demand style, connectivity, and fitness tracking in one sleek device.

| Brand | Fire-Boltt |
| Manufacturer | Fire-Boltt |
| Model | BSW183 |
| Model Name | Onyx |
| Package Dimensions | 11.1 x 11.1 x 7.4 cm; 300 g |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Item model number | BSW183 |
| Memory Storage Capacity | 4 GB |
| Ram Memory Installed Size | 4 GB |
| Operating System | Smartwatch |
| Resolution | 466 x |
| Compatible Devices | Smartphone, Tablet |
| Special Features | Accelerometer, Activity Tracker, Alarm Clock, Calorie Tracker, Camera, Bluetooth Calling, IP68 Smartwatch, 1.43" AMOLED Display, 466*466 Pixel High Resolution, Built In Mic & Speaker, Daily Workout Memory, Distance Tracker, Multisport Tracker, Music Player, Notifications, Pedometer, Phone Call, Sedentary Reminder, Sleep Monitor, Text message, Time Display, Spo2 (Blood Oxygen Monitoring), Heart Rate Tracking |
| Mounting Hardware | Smartwatch, Charging Cable, Warranty Card, Manual |
| Number of items | 1 |
| Display Technology | AMOLED |
| Standing screen display size | 1.43 Inches |
| Display Type | AMOLED |
| Wattage | 54 Watts |
| Battery Average Life | 5 Days |
| Charging Time | 3 Hours |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery Capacity | 300 |
| Battery cell composition | Lithium Ion |
| Battery Power Rating | 300 |
| Wireless Type | Bluetooth |
| Connector Type | Bluetooth |
| Device interface - primary | Buttons, Microphone, Touchscreen |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Fire-Boltt |
| Country of Origin | China |
| Item Weight | 300 g |
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