View the manual for the Fitbit Sense 2 here, for free. This manual comes under the category sport watches and has been rated by 13 people with an average of a 8.3. This manual is available in the following languages: English. Do you have a question about the Fitbit Sense 2 or do you need help? Ask your question here




The Fitbit Sense 2 is a digital sport watch with a square shape and a colour touchscreen display that measures in centimeters. The watch case is made of aluminium, which adds durability to the product. The display is always-on for quick access to important information such as time, heart rate, and fitness goals. The watch is positioned as a smartwatch, with features like GPS tracking, voice control, and compatibility with various apps. The Fitbit Sense 2 is available in two band sizes, S/L, to fit a wide range of wrist sizes. The band is also interchangeable, allowing for customization to suit individual styles. The watch is designed to track various physical activities, including steps taken, calories burned, and distance traveled. It can also monitor heart rate, stress level, and sleep quality. Other features of the Fitbit Sense 2 include on-wrist music control, contactless payment options, and water resistance up to 50 meters. The watch also offers long battery life, lasting up to six days on a single charge. With its many features and durable design, the Fitbit Sense 2 is a reliable and convenient choice for individuals interested in tracking their fitness goals on a daily basis.



| Brand | Fitbit |
| Model | Sense 2 | FB521GLBM |
| Product | sport watch |
| EAN | 0810038858388 |
| Language | English |
| Filetype | User manual (PDF) |
| Display type | Digital |
| Display resolution | - pixels |
| Touchscreen | Yes |
| Display technology | - |
| Display diagonal | - " |
| Always-on display | Yes |
| Colour display | Yes |
| Market positioning | Smartwatch |
| Watch case size | - mm |
| Watch case colour | Gold |
| Watch case material | Aluminium |
| Band colour | White |
| Band material | - |
| Band size | S/L |
| Shape | Square |
| Wrist size range | 129 - 209 mm |
| Minimum strap length | 129 mm |
| Maximum strap length | 209 mm |
| Suggested gender | Unisex |
| Waterproof | Yes |
| Closure type | Single prong strap buckle |
| Protection features | Water resistant |
| Waterproof up to | 50 m |
| Removable strap | Yes |
| Built-in microphone | Yes |
| Built-in speaker(s) | Yes |
| Built-in camera | No |
| FM radio | No |
| Mobile operating systems supported | Android, iOS |
| Operating system installed | Fitbit OS |
| Heart rate monitor | Yes |
| Blood pressure monitor | Yes |
| Blood oxygen sensor | Yes |
| Distance travelled | Yes |
| Calories burned | Yes |
| Accelerometer | Yes |
| Activity tracker | Yes |
| Quality of sleep | Yes |
| Short Message Service (SMS) | Yes |
| Vibrating motor | Yes |
| Ambient light sensor | Yes |
| Altimeter | Yes |
| Skin temperature sensor | Yes |
| Virtual assistant | Amazon Alexa |
| Smart notifications | Yes |
| SMS notifications | Yes |
| Alarm clock | Yes |
| Advanced workouts | Yes |
| Automatic daily activity detection | Yes |
| Find my phone function | Yes |
| Workout tracking | Yes |
| Call notifications | Yes |
| Thermometer | Yes |
| Vibrating alarm clock | Yes |
| Answerphone remote access | Yes |
| Heart rate sensor type | Optical |
| Mobile network connection | No |
| GPS (satellite) | Yes |
| GLONASS | Yes |
| USB port | No |
| Bluetooth | Yes |
| Wi-Fi | No |
| Bluetooth version | 5.0 |
| Near Field Communication (NFC) | Yes |
| Headphone connectivity | Bluetooth |
| Bluetooth Low Energy (BLE) | Yes |
| Battery technology | Lithium Polymer (LiPo) |
| Battery capacity | - mAh |
| Battery type | Built-in battery |
| Battery life (max) | 144 h |
| Battery life | 6 day(s) |
| Battery life (GPS mode) | 5 h |
| Battery life | 144 h |
| Charging time | 2 h |
| Operating temperature (T-T) | -10 - 45 °C |
| Width | 40.5 mm |
| Depth | 40.5 mm |
| Thickness | 12.3 mm |
| Charger | Yes |
Can't find the answer to your question in the manual? You may find the answer to your question in the FAQs about the Fitbit Sense 2 below.
It is sensible for you to switch off your sport watch at night, this ensures longer battery life.
No, no internet is required to receive GPS.
The abbreviation GPS stands for 'Global Positioning System'.
GPS is a system that can be used all over the globe to determine your location by means of satellites.
As an adult, it is recommended to do moderately intensive exercise for at least 2.5 hours per week. Preferably spread over several days.
An adult's resting heart rate is between 60 and 100 beats per minute.
As a rule of thumb for your maximum heart rate, you can use 220 minus your age.
Bluetooth is a way of exchanging data wirelessly between electronic devices via radio waves. The distance between the two devices that exchange data can in most cases be no more than ten metres.
The screen size of the Fitbit Sense 2 is - ".
The screen resolution of the Fitbit Sense 2 is - pixels.
The Fitbit Sense 2 has a width of 40.5 mm.
The Fitbit Sense 2 has a depth of 40.5 mm.
Yes, the manual of the Fitbit Sense 2 is available in English .
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