| Brand | Fire-Boltt |
| Model | Tornado Calling |
| Price in India | ₹4,999 |
| Release date | 19th May 2022 |
| Model Number | BSW035 |
| Model Name | Tornado Calling |
| Dial Colour | Black |
| Dial Shape | Square |
| Strap Colour | Black |
| Strap Material | Silicone |
| Size | Regular |
| Touchscreen | Yes |
| Interchangeable Strap | Yes |
| Water Resistant | Yes |
| Water Resistance Depth | 1m |
| Dial Material | Zinc Alloy |
| Ideal For | Unisex |
| Width | 34 |
| Height | 39 |
| Thickness | 9.8 |
| Diameter | 43 |
| Weight (g) | 37.00 |
| Closure | Buckle |
| Sensor | SpO2, Heart Rate Sensor, Accelerometer, Barometer |
| Compatible Device | Android phones |
| Notification | Call, SMS, WhatsApp, Facebook, Twiter, Other Social Apps, Sedentary Reminder, Goal Completion |
| Notification Type | Vibration, Ringer |
| Battery Type | Lithium Ion |
| Battery Life | 15 Days |
| Charge Time | 120 min |
| Charger Type | USB Cable With Metallic Charging Points |
| Stand By Time | 360 Hours |
| Rechargeable Battery | Yes |
| Call Function | Yes |
| Bluetooth | Yes |
| Bluetooth Version | 5.0 |
| Email Support | Yes |
| Operating Range | 10m |
| Third Party App Support | Limited Support |
| Call Features | Reject Calls, Take Calls, Speed Dial, Save Contacts, Call History, Can talk with inbuilt mic and speaker |
| Display Resolution | 320x380 |
| Display Size | 44mm |
| Display Type | TFT LED |
| Backlight Display | No |
| Scratch Resistant | Yes |
| Step Count | Yes |
| Calorie Count | Yes |
| Heart Rate Monitor | Yes |
| Alarm Clock | Yes |
| Chronograph | Yes |
| Date & Time Display | Yes |
| Language | English |
| Number of Buttons | 1 |
| Speaker | Yes |
| Microphone | Yes |
| Voice Control | Yes |
Fire-Boltt Tornado Calling