Yes, it is suitable for both saltwater and chlorinated pools.

It has been tested with standard drain covers and will not get stuck.

The Hydro 3 does not have side brushes, so edge cleaning may be less effective. It

achieves at least 90% coverage for bottom cleaning, but it currently performs

poorly on narrow steps.

Tests have shown that it can easily collect leaves up to 6x10 cm in size.

The battery assembly is not replaceable.

No, it is not recommended to leave the robot in the pool for extended periods.

Hydro is one of a series of fully automatic pool-cleaning robots under the Poolmate brand.

Hydro 4 is a small and medium-sized double-pump pool cleaner. There are two versions: a wired version and a wireless version for customers to choose from.

Hydro 6 is a medium to large double-pump pool cleaner, mainly used for medium sized pools.

Hydro 4 and Hydro 6 are mainly suitable for small and medium domestic pools and small commercial pools with a water depth of less than 20m and a surface area of less than 350m2.

There are no restrictions on the shape of the pool. The working water temperature range is 5 to 40℃, the working depth is 0.8-5m and the chlorine level is 4ppm. Salt content below 10,000 ppm, pH 7-7.8 water environment.

It can be used to clean thermal pools, but we do not recommend it for cisterns and fish ponds.

Hydro 4：400mm*400mm*250mm 7.5Kg

Hydro 6：480mm*480mm*290mm 12.5Kg

Yes, but please try to avoid using the power control box in prolonged rain. The Power Control Box should be placed in a rainproof location.

Hydro 4 buoyancy cable: 15m

Hydro 6 buoyancy cable: 18m/25m

Swimming pool bottom, swimming pool walls and swimming pool waterline.

① 150um nylon filter, used for season opening or daily cleaning of private pools;

② 120g PET non-woven pleated filter paper, used for daily maintenance and cleaning of high-quality private pools;

③ 2mm polyester bag, used for daily cleaning of medium and large commercial pools;

④ 0.5mm single-side brushed velvet cloth, this material is used for daily cleaning of domestic swimming pools.

Hydro Series swivel rings are used to prevent tangling of cables.

Yes, the Hydro series can be used to vacuum liquid flocculants or other clarifying agents.

You can use clean water at a certain pressure to rinse. For stubborn stains, you can use a water pistol.

The filter can become clogged after a period of use. Cleaning the filter in time may solve the problem of not being able to climb the wall.

Please follow the instructions in the manual.

If there is any question or problem, please feel free to contact Chasing Support Team.

support01@poolmatebot.com for Europe,

support02@poolmatebot.com for Asia and Oceania,

support03@poolmatebot.com for South America, North America, and Africa.

Information you may need to provide: problem description (with videos/pictures); purchase channel; purchase date(receipt or screenshot of the order); APP version; phone/tablet model, SN, etc.

Note: There are many possible problems and solutions(see the part "Fault Information") in the user manual, it is recommended to check the user manual before you contact Chasing Support Team, to get a quick solution.

For more information, please check the user manual.

Warranty Period:

Hydro 6: 3-year warranty

Hydro 4: 3-year warranty (pump motor and drive motor components have a 2-year warranty)

Hydro 3: 2-year warranty

Warranty Coverage: The warranty includes replacement and repair services for related components of the product.

Hydro 6: Replaceable parts include the main compartment, PCBA board, control box, adapter, buoyancy line, power cord, indicator light, drive motor, pump motor, slip ring, battery pack, and filter basket (filter not included).

Hydro 4: Replaceable parts include the battery pack, transmission system gears, bearings, indicator light, drive motor, pump motor, main compartment, PCBA board, adapter, power cord, and filter basket (filter not included).

Hydro 3: Replaceable parts include the main compartment, PCBA board, power supply, adapter, buoyancy line, power cord, indicator light, drive motor, pump motor, battery pack, and filter basket (filter not included).

Note: The warranty period varies for different replaceable parts.