| key specs |
| Strap Colour | Black, Blue, Green, Grey, Peach, Red, White | - |
| Display Size | 45mm | - |
| Strap Material | Silicone | Silicone |
| Dial Shape | Square | Rectangle |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Fire-Boltt | Fire-Boltt |
| Model | Call | Ring |
| Release date | January 1, 1970 | July 9, 2021 |
| Dial Colour | Black | Beige, Black, Blue, Gray, Red |
| Dial Shape | Square | Rectangle |
| Strap Colour | Black, Blue, Green, Grey, Peach, Red, White | - |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | - |
| Ideal For | Unisex | Unisex |
| Model Name | - | Ring |
| Dial Material | - | Metal |
| product details |
| Sensor | blood oxygen saturation (SpO2) sensor, heart rate monitor, sleep monitor, meditative breathing sensor, menstrual reminders, sedentary reminders, hydration reminders | - |
| Notification | Yes | Yes |
| Battery Life | 5 days | 8 days |
| Stand By Time | 30 days | - |
| Rechargeable Battery | Yes | Yes |
| Battery Type | - | Lithium Ion |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Yes |
| Messaging Support | Yes | Yes |
| Email Support | Yes | No |
| Call Features | Yes | Yes |
| Wi-Fi | - | No |
| GPS | - | No |
| Operating Range | - | 10m |
| platform and storage features |
| Processor Name | FB1 Nanochip | - |
| camera and display features |
| Display Size | 45mm | - |
| Backlight Display | Yes | - |
| Other Camera Features | Camera Remote | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | No |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 1 | 1 |
| Other Fitness Features | 7 sports modes | SPO2, Heart Rate Tracking, Sports Data Analysis, Sleep Tracking, Step Count, Calorie Count, Distance Measurement, Multi-Sports Mode |
| Other Watch Functions | 200+ watch faces | - |
| Altimeter | - | No |
| Calendar | - | Yes |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice Control | - | Yes |
| dimensions |
| Width | - | 44 |
| Height | - | 38 |
| Thickness | - | 13.7 |
| Weight (g) | - | 57.00 |