| key specs |
| Strap Colour | Gold black, Gunpowder black, Orange gold, Camo-green, Camo-black, Black, Silver, and Gold | Black |
| Display Size | 36mm | 34mm |
| Compatible OS | Android, iOS | Android, iOS |
| Strap Material | Silicone | - |
| Dial Shape | Round | Round |
| Display Type | - | AMOLED |
| Ideal For | - | Unisex |
| general |
| Brand | Fire-Boltt | Fire-Boltt |
| Model | Grenade | Invincible |
| Release date | June 28, 2023 | October 1, 2021 |
| Model Name | Fire-Boltt Grenade Smartwatch | Invincible |
| Dial Colour | Black | - |
| Dial Shape | Round | Round |
| Strap Colour | Gold black, Gunpowder black, Orange gold, Camo-green, Camo-black, Black, Silver, and Gold | Black |
| Strap Material | Silicone | - |
| Water Resistant | Yes | IP67 |
| Model Number | - | BSW020 |
| Size | - | Regular |
| Touchscreen | - | Yes |
| Ideal For | - | Unisex |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor |
| Compatible Device | Android, iOS | Android, iPhone |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | - |
| Talk time | 2 days | - |
| Battery Life | 7 days | 7 days |
| Rechargeable Battery | Yes | Yes |
| Other Features | 350mAh battery | - |
| Charge Time | - | 2 hours |
| Charger Type | - | Magnetic |
| Stand By Time | - | 15 days |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Bluetooth |
| Bluetooth Version | - | 5.0 |
| platform and storage features |
| Compatible Operating System | Android, iOS | Android, iOS |
| camera and display features |
| Display Resolution | 360x360 pixels | 454x454 |
| Display Size | 36mm | 34mm |
| Display Type | - | AMOLED |
| Other Display Features | - | Always-On Display |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 Pusher buttons | - |
| Other Fitness Features | Activity Tracker, Breathe, Voice Assistance, 123 Sports Mode Tracking, Calorie Tracker, Daily Workout Memory, Sedentary Reminder, Sleep Monitor | 100 sports modes |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Calculator, Music Player, In-built games | 8GB storage, 100 watch faces, calculator, TWS Connect, Quick Dial, flashlight |
| Language | - | English |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice Control | Google Assistant, Siri | - |
| Other Multimedia Features | Music control | music control, camera control |
| dimensions |
| Width | - | 45 |
| Height | - | 45 |
| Thickness | - | 11 |
| Weight (g) | - | 51.00 |