# Smartwatch Cellularline BTIONWATCHK Black

**URL:** https://aio.lv/en/product--cellular-line-btionwatchk--11023355
**Data updated:** 2026-02-18 06:45 (EET)
**Category:** Smartwatches & Fitness Bands
**Manufacturer:** cellular line
**Manufacturer code:** BTIONWATCHK
**EAN:** 8018080470196
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 41.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 34.70 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cellular-line-btionwatchk--11023355

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Cellularline BTIONWATCHK is a lightweight smartwatch weighing only 91 g. It features a bright LED display, perfect for sports enthusiasts. The sleek black band ensures comfort and style during workouts. Stay connected and track your fitness goals effortlessly with this versatile digital watch.

## Long description

The Cellularline BTIONWATCHK Black is a lightweight rectangular smartwatch designed for everyday use and active lifestyles. Weighing 91 g, it combines a bright LED display with a sleek black band for comfortable wear during workouts and daily routines. The watch supports Bluetooth connectivity and pairs with a companion app available for iOS and Android to receive notifications and synchronize activity data.
Advantages
The BTIONWATCHK offers a combination of a long-lasting battery and continuous health monitoring in a compact form. Its bright LED screen ensures good visibility during outdoor activities and workouts, while the slim black band provides a comfortable fit. Built-in optical sensors measure heart rate, blood pressure, and blood oxygen levels and also track stress and sleep metrics, enabling ongoing monitoring without frequent charging.
Suitable for
Daily activity tracking and step counting
Fitness sessions and gym workouts
Monitoring heart rate, blood pressure and blood oxygen during the day
Receiving smartphone notifications while on the move
Sleep and stress monitoring for wellness tracking
Key specifications
Shape: Rectangular
Display type: Bright LED display
Connectivity: Bluetooth
Weight: 0.091 kg
Band colour: Black
Sensors: Optical sensor for heart rate, blood pressure, blood oxygen, stress and sleep monitoring
Battery life: Up to 5 days per charge
Compatibility: Companion app available for iOS and Android
How to use
Charge the smartwatch before first use and pair it with your smartphone via Bluetooth using the companion app downloadable from the iOS App Store or Google Play. Wear the watch on your wrist with the optical sensor resting against the skin for reliable measurements. Use the LED display and touchscreen controls to navigate menus, start or stop activity tracking, and access health metrics. Notifications from calls, messages and apps appear once the watch is paired and allowed in the app settings.
Usage recommendations
For accurate biometric readings, wear the watch snugly but comfortably on the wrist and keep the sensor area clean. Charge the device regularly to maintain the stated battery life and update the companion app and watch firmware when updates are available to ensure optimal performance and compatibility.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display type | Digital |
| Display technology | LED |
| Backlight | Yes |
| Colour display | Yes |
| Rounded display corners | Yes |

### Design

| Feature | Value |
|---|---|
| Shape | Rectangular |
| Band colour | Black |
| Product colour | Black |
| Waterproof | No |
| Protection features | Water resistant |
| Market positioning | Smartwatch |

### Technical details

| Feature | Value |
|---|---|
| Warranty period | 2 year(s) |

### Ports & interfaces

| Feature | Value |
|---|---|
| Bluetooth | Yes |

### Power

| Feature | Value |
|---|---|
| Battery type | Built-in battery |
| Charging time | 1.5 h |
| Wireless charging | No |
| Battery life (max) | 120 h |
| Battery life | 5 day(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.091 kg |
| Height | 255 mm |
| Width | 11.6 mm |
| Depth | 40 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 97 g |
| Package depth | 90 mm |
| Package height | 180 mm |
| Package width | 40 mm |
| Package type | Box |

### Packaging content

| Feature | Value |
|---|---|
| AC adapter included | No |
| Cables included | USB |
| Manual | Yes |
| Batteries included | No |

### Performance

| Feature | Value |
|---|---|
| Mobile operating systems supported | iOS, Android |

### Features

| Feature | Value |
|---|---|
| Heart rate monitor | Yes |
| Ambient light sensor | Yes |
| Activity monitoring | Yes |
| Quality of sleep | Yes |
| Blood pressure monitor | Yes |
| Activity tracker | Yes |
| Blood oxygen sensor | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Dangerous goods class | Class 9 |

## FAQ

### How much does the Smartwatch Cellularline BTIONWATCHK cost, and is it available for purchase?

The price is 41.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All cellular line products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized cellular line service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: shape, bluetooth, weight, band colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Smartwatch Cellularline BTIONWATCHK?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11023355/65218292_large.webp