1. Úvod
The Etekcity ESF-551 Smart Body Composition Scale is designed to provide comprehensive insights into your body's health metrics. Utilizing advanced sensor technology and Bluetooth connectivity, this digital scale measures not only body weight but also various body composition data points, which are then synchronized with the VeSync application on your smartphone or tablet.
This manual provides detailed instructions for setting up, operating, and maintaining your smart scale to ensure accurate and consistent performance.

Image: The Etekcity ESF-551 Smart Body Composition Scale, shown alongside a smartphone displaying its companion VeSync app, which tracks various health metrics.
2. Důležité bezpečnostní informace
- Consult a healthcare professional before using the smart scale if you use medical electronic equipment such as a pacemaker. The scale offers a Zero-Current Mode to measure weight and BMI only, which may be suitable in such cases.
- This scale is not intended for use by professional athletes, as their unique body composition may affect the accuracy of certain measurements.
- Always place the scale on a hard, flat surface for accurate measurements. Avoid carpets or uneven flooring.
- Nepoužívejte váhu na mokrém nebo kluzkém povrchu, abyste předešli pádu.
- Udržujte váhu mimo dosah extrémních teplot a přímého slunečního záření.
- Do not immerse the scale in water or use abrasive cleaning agents.
3. Obsah balení
Zkontrolujte prosím balení, zda neobsahuje následující položky:
- 1 x Etekcity ESF-551 Chytrá váha pro měření tělesného složení
- 1 x Stručný průvodce (QSG)
- 3 x 1.5 V AAA baterie (předinstalované)
4. Nastavení
4.1 Instalace baterie
The scale comes with 3 x 1.5V AAA batteries pre-installed. If you need to replace them:
- Otevřete přihrádku na baterie na spodní straně váhy.
- Remove the old batteries and insert new AAA batteries, ensuring correct polarity (+ and -).
- Bezpečně uzavřete přihrádku na baterie.
4.2 Stažení a párování aplikace VeSync
To unlock the full features of your smart scale, download the free VeSync app.
- Hledat "VeSync" in the Apple App Store (for iOS 12.0+) or Google Play Store (for Android 6.0+).
- Stáhněte a nainstalujte aplikaci.
- Otevřete aplikaci VeSync a vytvořte si účet nebo se přihlaste.
- Povolte na svém smartphonu Bluetooth.
- Tap '+' in the VeSync app to add a new device, then select your Etekcity ESF-551 scale.
- Step onto the scale to activate it and complete the pairing process as guided by the app.
4.3 Initial Scale Placement
Place the scale on a hard, flat, and stable surface. Avoid soft surfaces like carpets, which can affect accuracy.
5. Návod k obsluze
5.1 Základní vážení
- Ujistěte se, že váha je na tvrdém a rovném povrchu.
- Step onto the scale barefoot and stand still. Ensure your feet are making contact with all four electrode pads for full body composition analysis.
- The scale will display your weight, and the VeSync app will receive all available body composition data.
5.2 Pochopení vašich měření
The Etekcity ESF-551 scale, in conjunction with the VeSync app, measures 13 essential biometrics:
- Hmotnost
- Index tělesné hmotnosti (BMI)
- Procento tělesného tukutage
- Protein
- Svalová hmota
- Tělesná hmotnost bez tuku
- Viscerální tuk
- Tělová voda
- Kosterní sval
- Kostní mše
- Bazální metabolismus (BMR)
- Podkožní tuk
- Metabolický věk

Image: A visual representation of the 13 essential biometrics, such as Weight, BMI, and Body Fat, that the Etekcity scale measures and displays in the VeSync app.
5.3 VeSync App Features
The VeSync app is your central hub for managing your health data:
- Sledování pokroku: View your measurements over time with intuitive graphs and charts.
- Nastavení cíle: Set personal weight and fitness goals and track your progress towards them.
- Personalized Plans: Access customized diet recipes and exercise plans based on your health data and lifestyle habits.
- Zprávy o zdraví: Receive detailed weekly wellness reports for a comprehensive overview vašeho zdraví.

Image: The VeSync app interface demonstrating goal management features and options for custom meal plans.

Image: The VeSync app interface displaying custom exercise plans tailored to user needs.
5.4 Special Operating Modes
- Režim nulového proudu: For users who are pregnant or have implanted medical devices. This mode measures only weight and BMI, avoiding electrical current. Activate this mode within the VeSync app.
- Dětský režim: Allows you to weigh infants or pets. First, weigh yourself, then step off. Hold your baby/pet and step back on. The app will calculate the baby's/pet's weight.
- Režim malých předmětů: For weighing items as light as 100g. Press the scale to activate, wait for it to reset to 0.00, then place the small item on the scale.

Image: A pregnant woman standing on the Etekcity scale, demonstrating the Zero-Current Mode for safe weight measurement.

Image: A visual guide to using Baby Mode, showing how to weigh an infant by first weighing yourself, then weighing yourself while holding the baby.

Image: The scale in Small-Item Mode, demonstrating its use for weighing small objects such as a bowl of pet food.
5.5 Third-Party App Integration & Multi-User Support
The VeSync app seamlessly integrates with popular fitness applications and supports multiple users:
- Synchronizovat data: Connect with Apple Health, Samsung Health, Google Fit, Fitbit, and MyFitnessPal to centralize your health data.
- Kompatibilita Apple Watch: Track your weight directly from your Apple Watch.
- Integrace Alexa: Use voice commands with Alexa to inquire about your body metrics.
- Neomezený počet uživatelů: Vytvořte si individuálního profesionálafiles for everyone in your household to track their personal health data.

Image: The Etekcity scale's compatibility with popular health apps such as Apple Health, Fitbit, Google Fit, MyFitnessPal, and the VeSync app, also showing integration with an Apple Watch.

Image: The VeSync app interface demonstrating the ability to manage multiple user profiles, each with their own health data.
6. Údržba
6.1 Čištění
To clean your scale:
- Otřete povrch měkkým, damp tkanina.
- Nepoužívejte abrazivní čisticí prostředky ani chemická rozpouštědla.
- Před uskladněním nebo dalším použitím se ujistěte, že je váha zcela suchá.
6.2 Skladování
Váhu skladujte na chladném a suchém místě. Pokud váhu nepoužíváte, nestavte na ni těžké předměty.
7. Řešení problémů
- Váha se nezapne: Zkontrolujte, zda jsou baterie správně vloženy a zda jsou dostatečně nabité. V případě potřeby je vyměňte.
- Nepřesné údaje: Ensure the scale is placed on a hard, flat, and level surface. Avoid carpets. Step on the scale barefoot and stand still. If readings are inconsistent, try stepping off and then back on to allow the scale to recalibrate to zero.
- VeSync app not connecting: Make sure Bluetooth is enabled on your smartphone and the scale is active (step on it briefly). Ensure the VeSync app is updated to the latest version. Try restarting both the app and your phone.
- Body composition metrics not appearing: Ensure you are stepping on the scale barefoot, making full contact with all four electrode pads. Verify that your user profile is correctly selected in the VeSync app.
- Scale displays "Lo": This indicates low battery. Replace the batteries.
- Scale displays "Err": This indicates an overload. The maximum weight capacity is 400 lb (180 kg).
8. Specifikace
| Funkce | Specifikace |
|---|---|
| Číslo modelu | ESF-551 |
| Hmotnostní kapacita | 400 lb / 180 kg / 28 st |
| Přírůstky hmotnosti | 0.05 lb / 0.02 kg (for >10 kg ≤ 180 kg), 0.1 kg (for 0.1 kg ≤ m ≤ 10 kg) |
| Jednotky hmotnosti | lb / kg / st |
| Materiál platformy | Tvrzené sklo |
| Zdroj napájení | 3 x 1.5V AAA Batteries (Included) |
| Rozměry | 11 x 11 x 1.1 palce / 28 x 28 x 2.9 cm |
| Kompatibilita operačního systému | iOS® 12.0+ nebo Android™ 6.0+ |
| Typ zobrazení | LED |
| Speciální funkce | Customized Healthy Plans, Large Display, High Precision (down to 0.05lb/0.02kg), Weigh Light Items (as light as 100g) |

Obrázek: Podrobný view of the Etekcity scale's high-accuracy weight sensor, highlighting its precision and measurement range.

Image: An illustration detailing the thoughtful design elements of the Etekcity scale, including its large LED display, rounded corners, durable glass, and non-slip padding.
9. Záruka a podpora
Etekcity provides a limited warranty for this product. For specific warranty details, please refer to the warranty card included in your package or visit the official Etekcity website. If you encounter any issues or have questions regarding your Etekcity ESF-551 Smart Body Composition Scale, please contact Etekcity customer support for assistance.
You can typically find contact information on the Etekcity website or within the VeSync app's help section.