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50-Min Battery Life

50 min endurance

Dual Speed Settings

Second gear speed regulation

1.4 m/s Top Speed

Speed 1.4 m/s (3.1 mph)

15 m Waterproof

15 m (49 ft) waterproof

Easy to Operate

Simple operation

Integrated Design

Integrated design

Multi-Layer Safety

Multiple security protection

Portable & Travel-Ready

Carry-on Compatible

Built for the Water

Designed for water enthusiasts, the Hagul EZ features a 50-minute battery life, two speed settings, and multiple safety measures for effortless, secure aquatic exploration. Intuitive controls make it accessible for all levels.

Effortless Control with Dual-Button Operation

The Hagul EZ is designed for intuitive use. Press both start buttons simultaneously to engage, and release to stop — simple, responsive, and built for carefree aquatic exploration.

60+ Rigorous Tests

The Hagul EZ Underwater Scooter is equipped with a lithium battery that provides up to 50 minutes of playtime, allowing you to fully immerse yourself in aquatic fun without interruption.

*The service time refers to the average maximum time that the user can expect when operating the equipment discontinuously and following general usage, with a fully charged battery.

Customizable Speed for All Levels

Adjust speed between 1.1 m/s (2.5 mph) and 1.4 m/s (3.1 mph) to suit your comfort and skill level.

Smooth and Safe Underwater Adventure

Battery & Charging

Air Travel-Compliant Battery with Magnetic Charging

The 92.88 Wh lithium battery meets air travel carry-on regulations and features dual over-discharge protection for safety and longevity. Magnetic suction charging keeps the Hagul EZ ready with minimal effort.

Waterproofing

Waterproof to 15 Metres

Advanced sealing technology delivers a waterproof rating of 15 m (49 ft), providing reliable protection across a wide range of aquatic environments.

Real-Time Status at a Glance

Dual LED indicators display power level and speed setting in real time, keeping you informed and in control throughout every dive.

60+ Rigorous Tests

"Reliable Performance after Intensive Testing"

The underwater scooter has undergone over 60 professional and intensive tests, including high-density salt corrosion, salt fog, sediment, and underwater pressure, ensuring a reliable performance for your every swimming adventure.

Hagul EZ: Your Water Adventure Companion

From resort pools and water parks to freshwater lakes and sandy beaches, the Hagul EZ is your ideal aquatic companion. Swim, snorkel, and explore — wherever the water takes you.

What's in the Box

  • Before use, carefully inspect all included items for completeness and damage.
  • If any item is missing or damaged, do not use the product.
  • Contact Sublue or your authorized distributor for assistance.

Product details

Description

Designed for easy, intuitive fun in pools and calm recreational waters, Hagul EZ combines a compact 3.5 kg (7.7 lb) body with an integrated design, comfortable dual-hand control, and two selectable speed levels. It reaches up to 1.4 m/s (3.13 mph), is rated to 15 m (49 ft), and is built for simple everyday use by new and casual riders.

  • Easy Two-Speed Control — Choose 1.1 or 1.4 m/s (2.46 / 3.13 mph), with dual-button start and instant stop when either button is released.
  • Runtime — Up to 50 minutes in normal, intermittent use; continuous runtime is up to 25 minutes at low speed or 18 minutes at high speed.
  • Integrated & Travel Ready — Built-in 92.88 Wh lithium battery, approximately 2.5 h charging, and a compact form designed for convenient travel.
  • Safety at a Glance — Dual LED indicators show speed mode, battery status, and operating condition, while the sealed design supports use down to 15 m (49 ft).
Hagul EZ — Specifications
  • Dimensions: L 375 × W 295 × H 202 mm (L 14.8 × W 11.6 × H 8.0 in)
  • Weight: 3,500 g (7.72 lb) including built-in battery
  • Operating Depth: 0–15 m (0–49 ft)
  • Power: 315 W
  • Speed: High speed: 1.4 m/s / 3 knots (3.13 mph) / Low speed: 1.1 m/s / 2 knots (2.46 mph) *
  • Battery Life: High speed: 18 min / Low speed: 25 min / Normal use: 50 min *
  • Indicator Lights: Dual LED indicator lights (power and operating status)
  • Operating Temperature: 0–35 °C (32–95 °F)
Battery & Charger
  • Battery Capacity: 6,450 mAh
  • Nominal Voltage: 14.4 V
  • Battery Power: 92.88 Wh
  • Charge Ambient Temperature: 0–45 °C (32–113 °F)
  • Charging Time: 2.5 h
  • Input Voltage: 100–240 V AC / 50/60 Hz
  • Output Voltage: 16.8 V DC / 4 A
  • Rated Power: 67.2 W
  • Charging Indicator: Charging: Red Light / Fully Charged: Green Light
Motor
  • Rated Voltage: 14.4 V
  • Power: 310 W
  • Motor Class: Class B / Continuous Operation
  • Maximum RPM: 3,500 RPM

Included in the Box

  • Hagul EZ × 1

  • Charger × 1

  • User Manual × 1

FAQs

1. How to store the Hagul EZ if it is not be used for a long time?

If you won't be using the product for an extended period, store it according to the following guidelines: 1) Store in a cool, well-ventilated environment at 0–45°C (32–113°F) and 65±20% RH. 2) Keep away from direct sunlight. 3) Keep away from high temperatures, open flames, and out of reach of children. 4) Keep away from strong magnetic fields. 5) Run the device for approximately 10 seconds once a month to prevent corrosion from environmental changes. 6) Charge the battery at least once every three months.

2. How to clean the Hagul EZ after use?

After use in fresh or salt water, clean the Hagul EZ as follows: 1) Rinse and soak all parts thoroughly. 2) While powered on, press both start buttons simultaneously to run the device in water for 3 seconds. Repeat this 5–10 times. 3) Shake the device to remove any foreign matter. 4) Dry with a soft cloth, ensuring the device is completely dry before storage. Do not use a dryer.

3. Are the adapter of the Hagul EZ and other Sublue products universal?

The Hagul EZ uses a magnetic charging adapter that is not compatible with other Sublue products. However, the charging cable is universal across the Sublue range.

4. What other devices can be mounted on the Hagul EZ?

The Hagul EZ does not support external device mounting.

5. What is the motor parameter of the Hagul EZ?

Rated voltage: 14.4 V DC. Power: 310 W.

6. What do the indicators of the Hagul EZ represent?

Gear indicator (LED A) — Red: high speed / Green: low speed. Power indicator (LED B) — Green: battery ≥ 70% / Red: 30% ≤ battery < 70% / Flashing red: battery < 30%.

7. How to switch the speed of the Hagul EZ?

In the power-on state, press and hold the left start button and press the right button twice in 1 second.

8. What is the speed of the Hagul EZ?

High speed: 1.4 m/s (3.1 mph). Low speed: 1.1 m/s (2.5 mph).

9. What is the battery life of the Hagul EZ?

Continuous use at high speed: 18 minutes. Continuous use at low speed: 25 minutes. Normal mixed use: approximately 50 minutes.

10. Can the Hagul EZ be taken on the plane?

The built-in battery is 92.88 Wh, which falls within the carry-on allowance for most airlines. However, airline regulations vary — please confirm with your airline before travel.

11. How long does the battery charge?

Approximately 2.5 hours.

12. Can the Hagul EZ battery be removed?

No. The battery is built-in and cannot be removed.

13. What is the battery specification?

92.88Wh

14. Can the Hagul EZ connect to the SublueGO App?

No. The Hagul EZ does not support app connectivity.

15. What is the weight of the Hagul EZ?

Weight: 3,500 g (including built-in battery). Dimensions: 375 mm (L) × 295 mm (W) × 202 mm (H) (without packaging).

16. How to turn off the Hagul EZ?

The device powers off automatically after 10 minutes of inactivity. Note: the selected speed gear is not saved when the device is turned off.

17. How to turn on the Hagul EZ?

Press the left start button for 2 seconds to turn on the device, default high speed.

18. Does the Hagul EZ require a network or app connection?

No. The Hagul EZ operates independently without any network or app connection. Power on the device, then press both buttons simultaneously to start.

19. What is the depth of use of the Hagul EZ?

0–15 m (0–49 ft).

20. What is the minimum age to use the Hagul EZ?

Not recommended for children under 8 years of age.

Customer Reviews

Overall rating: 4.9 / 5 from 334 reviews.

子供用に選びましたが怖がらずすぐ遊べるようになりました

小朋友第一次玩也沒有怕 動力不會突然太猛

My daughter understood it almost immediately and had a great time

Se lo di a mi sobrino en la alberca y en cinco minutos ya andaba feliz por todos lados

Nothing complicated here just gentle power and a lot of fun for younger swimmers

Very gentle power delivery and easy for my daughter to learn in the hotel pool

Customer video review of Hagul EZ

We bought this for my 10 year old son. He LOVES it! It lasts a little over an hour. He loves the 2 speeds and cruising above and below the water. 10 out of 10 recommend. ☺️

Für den Einstieg genau richtig und selbst mein Sohn kam nach wenigen Minuten damit zurecht

I have tested several entry level underwater scooters over the last two years and this one surprised me. The thrust feels much closer to the published specifications than many competitors. Power delivery is predictable instead of dropping off suddenly after the first few minutes and the removable battery design makes long sessions much more practical.

Llevo un yate de tamaño medio y buscaba algo sencillo para que los invitados disfrutaran sin complicaciones. Ha resultado ser mucho más útil de lo que esperaba. Todo el mundo aprende a manejarlo en pocos minutos y siempre vuelve con una sonrisa.

挺适合放船上

Great little scooter for younger family members

Facile da controllare anche per chi prova uno scooter per la prima volta

Muy fácil de controlar incluso para personas que nunca habían usado uno

Für Einsteiger gut geeignet und leicht nachvollziehbar aufgebaut

I previously owned a couple of budget underwater scooters from online marketplaces and honestly the advertised speed and runtime were nowhere close to reality. This one feels much more transparent. For casual family outings around Sentosa and nearby beaches, it delivers exactly what I expected. The removable battery is also a huge advantage compared to many cheaper brands.

Good choice for younger riders near shore

I tried a cheaper scooter before this and the real performance was nowhere near the advertised specs it slowed down badly after only a few minutes and the battery could not even be removed for travel this one feels far more honest in actual use really like that the battery can be swapped out and the floating setup gave me peace of mind while snorkeling with my kids in Mallorca

Our kids loved using it near the resort dock

Хороший вариант для начинающих

Good starter option for younger swimmers in shallow water

Ideal para niños que recién empiezan

مناسب جداً للمبتدئين والأطفال

출력이 부담스럽지 않아서 처음 접하는 사람도 편하게 즐기기 좋았습니다

力道不會太衝 家人第一次玩也能很快上手 沒什麼壓力

刺激が強すぎず 家族で使うときにも扱いやすかったです

The gentle power makes it feel approachable and it worked well for relaxed family use

my younger relatives take to this one quickly because it feels gentle and not overly intense

hagul In unserer Familie ist das der entspannte Einstieg gewesen; weniger einschüchternd, ruhiger im Gefühl und deshalb genau richtig für Leute, die Unterstützung wollen, aber kein übermotorisiertes Gerät

for younger swimmers this has been the sweet spot enough movement to feel exciting without feeling too strong

Si capisce che nasce per un uso più tranquillo la spinta c'è ma non mette soggezione e infatti in famiglia è quello che usano più volentieri i ragazzi o chi vuole stare vicino alla riva senza strafare

lighter gentler and good for younger family members who just want to cruise near shore

For gentle mornings in warm shallow water this feels just right not dramatic not heavy just enough help to let you enjoy the sea instead of working against it

the softest pulling unit is what I trust my young niece with in the shallow end enough push to make her smile but not so much that she panics

hagul-ez Mis padres viven frente al mar en Puerto Rico y querían algo más suave este modelo les da empuje para pasear sobre el arrecife sin sentir que el equipo los arrastra perfecto para quien disfruta del agua pero no quiere una máquina demasiado agresiva

Οι γονείς μου έχουν σπίτι στην Κρήτη και δεν θέλουν τέρατα μέσα στο νερό αυτό το πιο ήπιο μοντέλο το χειρίζονται χωρίς άγχος κάνουν τη βόλτα τους πάνω από τα βραχάκια και επιστρέφουν στην σκάλα χωρίς να λαχανιάζουν

The lighter model is kinder on my shoulders and good for relaxed swims in our neighborhood pool

Hagul feels like Sublue's "daily driver" scooter for warm-water destinations: not as aggressive as the flagship, but efficient, easy to pack, and quiet in the water, so it's ideal for resorts or rental fleets that want guests to cruise around reefs without scaring off every fish within 20 meters.

Der kompaktere Hagul-Scooter ist bei den Kids beliebt, nicht ganz so kräftig, dafür weniger Respekt wenn sie allein im Wasser sind

it has become my "hotel scooter" because it's so undramatic—in the best way; I can carry it down in one hand, slip into the sea from the ladder, and suddenly a quick morning swim before breakfast feels like a mini dive trip.