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Alza Days - Fitness Tracker Accessories

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Alza Days
  • The offer is valid from June 1, 2026, until June 22, 2026. Full terms and conditions of the campaign can be found here.
All from 423
Eternico Essential for Apple Watch 38mm / 40mm / 41mm / 42mm sharp blue size M-L - Watch Strap
Eternico Essential for Apple Watch 38mm / 40mm / 41mm / 42mm sharp blue size M-L
Great price 8.39 €
In stock 2 pcs
6 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 6.71 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 38/40/41mm and 42mm (Apple Watch Series 10), material silicone, uses 22mm Apple slide, fits wrist circumference from 16 to 20 cm, blue colour
Added to cart
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Karl Lagerfeld Karl Head NFT for Apple Watch 42/44/45/46/49 Pink - Watch Strap
Karl Lagerfeld Karl Head NFT for Apple Watch 42/44/45/46/49 Pink
25.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 18.13 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 44/45/46/49mm and 42mm (Apple Watch Series 1,2,3), material silicone, with proprietary connection type, fits wrist circumference from 14 to 20.47 cm,...
Added to cart
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Eternico Essential for Xiaomi Smart Band 8 / 9 / 10 Coffee Brown - Watch Strap
Eternico Essential for Xiaomi Smart Band 8 / 9 / 10 Coffee Brown
Great price 5.49 €
In stock > 5 pcs
10 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 4.39 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi, material silicone, with proprietary connection type, fits wrist circumference from 17 to 23 cm, brown colour
Added to cart
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Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Dark Gray and White - Watch Strap
Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Dark Gray and White
Great price 6.29 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 5.03 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 38/40/41mm and 42mm (Apple Watch Series 10), material silicone, uses 22mm Apple slide, fits wrist circumference from 14 to 17.5 cm, white colour,...
Added to cart
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Eternico Titanium Air pro Quick Release 22mm silver - Watch Strap
Eternico Titanium Air pro Quick Release 22mm silver
Great price 29.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI40 17.94 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin, Xiaomi, Samsung, ALIGATOR, Huawei, Withings, WOWME, Amazfit, Armodd, Niceboy, LAMAX, Honor, Polar, Suunto, Carneo, Kospet and CMF, material titanium, uses...
+Gift Spare Part WowME with a value of 4.19 €
Added to cart
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Eternico Airy for Xiaomi Smart Band 8 / 9 / 10 Pastel Orange - Watch Strap
Eternico Airy for Xiaomi Smart Band 8 / 9 / 10 Pastel Orange
Great price 7.59 €
In stock 4 pcs
8 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 6.07 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi, material nylon, with proprietary connection type, fits wrist circumference from 17 to 22 cm, orange colour
Added to cart
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AlzaPower charging cable for Amazfit T-Rex 3 / 3 Pro, Balance / Balance 2 and Helio Strap - 1 m - Watch Charger
AlzaPower charging cable for Amazfit T-Rex 3 / 3 Pro, Balance / Balance 2 and Helio Strap - 1 m
Great price 8.39 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 6.71 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Charger
Added to cart
- +
Eternico Airy for Xiaomi Mi band 5 / 6 / 7 Cloud White - Watch Strap
Eternico Airy for Xiaomi Mi band 5 / 6 / 7 Cloud White
Great price 6.29 €
In stock 3 pcs
8 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI40 3.77 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi, material nylon, fits wrist circumference from 15 to 18 cm, white colour
Added to cart
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Eternico Essential for Mi Band 5 / 6 / 7 Stone Gray - Watch Strap
Eternico Essential for Mi Band 5 / 6 / 7 Stone Gray
Great price 4.99 €
In stock 3 pcs
10+ colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 3.99 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi Mi Band 5, Mi Band 6 and Mi Band 7, TPU material, for wrist circumference from 13 to 21 cm, grey colour, made in the Czech Republic
Added to cart
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Eternico Sporty for Apple Watch 44mm / 45mm / 46mm / Ultra 49mm Cloud White and Pink - Watch Strap
Eternico Sporty for Apple Watch 44mm / 45mm / 46mm / Ultra 49mm Cloud White and Pink
Great price 6.29 €
In stock 4 pcs
5 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 5.03 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 44/45/46/49mm and 42mm (Apple Watch Series 1,2,3), material silicone, uses 24mm Apple slide, fits wrist circumference from 16 to 19 cm, pink colour,...
Added to cart
- +
Eternico Alpine Look for Garmin QuickFit 22mm Olive Green - Watch Strap
Eternico Alpine Look for Garmin QuickFit 22mm Olive Green
Great price 16.90 €
In stock 3 pcs
5 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin, material nylon, uses 22mm Garmin QuickFit, fits wrist circumference from 12.4 to 19.3 cm, green colour
Added to cart
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Eternico Sporty for Xiaomi Mi band 5 / 6 / 7 solid black and yellow - Watch Strap
Eternico Sporty for Xiaomi Mi band 5 / 6 / 7 solid black and yellow
Great price 6.29 €
In stock 2 pcs
6 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI40 3.77 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi, material silicone, fits wrist circumference from 15 to 22 cm, black colour
Added to cart
- +
Eternico Alpine Look for Garmin QuickFit 26mm orange - Watch Strap
Eternico Alpine Look for Garmin QuickFit 26mm orange
Great price 16.90 €
In stock 1 pcs
4 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin and Amazfit, material nylon, uses 26mm Garmin QuickFit, fits wrist circumference from 14.3 to 21.5 cm, orange colour
Added to cart
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Eternico Essential for Xiaomi Band 8 Active and Redmi Band 2 / 3 pink - Watch Strap
Eternico Essential for Xiaomi Band 8 Active and Redmi Band 2 / 3 pink
Great price 8.19 €
In stock 1 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 6.55 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi, material silicone, with proprietary connection type, fits wrist circumference from 19 to 24.5 cm, pink colour
Added to cart
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Connect IT WatchTravelCharge wireless BLACK - Watch Charger
Connect IT WatchTravelCharge wireless BLACK
14.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 10.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.
Watch Charger
Added to cart
- +
Eternico Essential for Mi Band 5 / 6 / 7 Mint Green - Watch Strap
Eternico Essential for Mi Band 5 / 6 / 7 Mint Green
Great price 4.99 €
In stock 5 pcs
10+ colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 3.99 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Xiaomi Mi Band 5, Mi Band 6 and Mi Band 7, TPU material, for wrist circumference from 13 to 21 cm, green, made in the Czech Republic
Added to cart
- +
Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Pure White and Black - Watch Strap
Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Pure White and Black
Great price 6.29 €
In stock 1 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 5.03 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 38/40/41mm and 42mm (Apple Watch Series 10), material silicone, uses 22mm Apple slide, fits wrist circumference from 14 to 17.5 cm, black colour,...
Added to cart
- +
Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Cloud White and Gray - Watch Strap
Eternico Sporty for Apple Watch 38mm / 40mm / 41mm / 42mm Cloud White and Gray
Great price 6.29 €
In stock 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 5.03 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Apple Watch 38/40/41mm and 42mm (Apple Watch Series 10), material silicone, uses 22mm Apple slide, fits wrist circumference from 14 to 17.5 cm, white colour,...
Added to cart
- +
AlzaPower USB-A charging cable for Samsung Galaxy Watch 1-8, Ultra, Active 2 - 1m - Watch Charger
AlzaPower USB-A charging cable for Samsung Galaxy Watch 1-8, Ultra, Active 2 - 1m
New arrival 13.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 11.12 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Charger - 5W (5V/1A) output, USB-A connector, 1m length, magnetic tip, durable and flexible cable, PVC jacket, VelcroStrap+, for selected Samsung smart watch models (see...
Added to cart
- +
Eternico Titanium Buckle for Quick Release 22mm silver - Watch Strap
Eternico Titanium Buckle for Quick Release 22mm silver
Great price 29.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI40 17.94 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin, Xiaomi, Samsung, ALIGATOR, Huawei, Withings, WOWME, Amazfit, Armodd, Niceboy, LAMAX, Honor, Polar, Suunto, Carneo, Kospet and CMF, material titanium, uses...
+Gift Spare Part WowME with a value of 4.19 €
Added to cart
- +
Eternico Sporty for Samsung Galaxy Watch Ultra 47mm black - Watch Strap
Eternico Sporty for Samsung Galaxy Watch Ultra 47mm black
Great price 10.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 8.72 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Samsung, material silicone, with proprietary connection type, fits wrist circumference from 19.2 to 23.2 cm, black colour, design sports
Added to cart
- +
Eternico Nylon Loop Strap for Garmin QuickFit 26mm gray - Watch Strap
Eternico Nylon Loop Strap for Garmin QuickFit 26mm gray
Great price 16.90 €
In stock 2 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin and Amazfit, material nylon, uses 26mm Garmin QuickFit, fits wrist circumference from 14.3 to 21.5 cm, grey colour
Added to cart
- +
Eternico Alpine Look for Garmin QuickFit 22mm orange - Watch Strap
Eternico Alpine Look for Garmin QuickFit 22mm orange
Great price 16.90 €
In stock 5 pcs
5 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin, material nylon, uses 22mm Garmin QuickFit, fits wrist circumference from 12.4 to 19.3 cm, orange colour
Added to cart
- +
Eternico Alpine Look for Garmin QuickFit 26mm Olive Green - Watch Strap
Eternico Alpine Look for Garmin QuickFit 26mm Olive Green
Great price 16.90 €
In stock 2 pcs
4 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Watch Strap - for Garmin and Amazfit, material nylon, uses 26mm Garmin QuickFit, fits wrist circumference from 14.3 to 21.5 cm, green colour
Added to cart
- +
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Alza Days - Fitness Tracker Accessories - additional info

Have you bought an activity tracker and want to spice up your workouts with more thorough heart rate monitoring? Get a chest strap, which is a useful fitness tracker accessory that allows you to train more effectively. Other activity tracker accessories include interchangeable wrist bands, such as those for vivofit2 fitness trackers.

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Wattmeters

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