Thank you for choosing our products and services! For products sold by DiFluid and its authorized channels (all products sold are referred to as "Product" (each a "Product"), where the main part of the Product is referred to as "Device" and the accessories that come with it and the Products sold in the accessories section are referred to as "Accessories"). We will provide you with after-sales service in accordance with this policy.
After-sales service commitment: DiFluid will provide after-sales services of "Repair, Replacement, Return" (referred to as "Three Guarantees"). Please keep the Three-Guarantees Certificate and the valid purchase invoice properly in order to protect your rights and interests after purchasing Products from DiFluid .
If the Product has been tested and confirmed to be in good condition by DiFluid's after-sales service center and has not been damaged in performance or appearance for human reasons (including but not limited to: damage caused by crushing or dropping, damage caused by immersion in liquid or chemical corrosion, the serial number of the device or batch number of accessories being removed, altered or illegible) within 7 days from the date of receipt, you may choose to return the Product. Please ensure that the packaging, accessories, invoice, manual and warranty card are not missing when returning the Product. The dealer is responsible for the return and refund.
If the Product has any non-human quality problems listed in the Product Performance Failure Table (Annex 1), and confirmed by DiFluid’s after-sales service center within 7 days from the date of purchase, you may choose to return the Product. Please keep the packaging, accessories, invoice, manual and warranty card in good condition when returning the Product. The seller is responsible for the return and refund.
If the Product has any of the non-human quality problems listed in the Product Performance Failure Table (Annex 1) within 15 days from the date of receipt, you may choose to repair or replace the Product with the same model and specifications after confirmation by DiFluid's after-sales service center. DiFluid is responsible for repairs and replacements.
Please see Annex 2: Return and Exchange Guidelines for specific guidelines on the above mentioned return and exchange service.
If there is a quality problem with the Device, after confirmation by DiFluid’s after-sales service center within 12 months from the date of receipt, DiFluid will provide you with free repair services, which means the warranty period for the Device is 12 months from the date of receipt. The warranty period for the accompanying accessories is 6 months from the date of receipt. Accessories purchased separately are covered by the warranty according to the corresponding accessories warranty policy.
During the warranty period, if the Device has non-human caused Product quality problems listed in the Product Performance Failure Table and still cannot be used normally after two repairs, you can repair or replace the device of the same model and specification with the valid repair records in the Three-Guarantees Certificate, and the repair and replacement will be the responsibility of DiFluid.
During the warranty period, if the accompanying accessories have any of the non- human quality problems listed in the Product Performance Failure Table, the after- sales service center of DiFluid will confirm and replace the accessories of the same model and specification for you free of charge. If the accessories cannot be used normally after two replacements, you can return the accessories or replace them with accessories of the same model and specification.
If you need to return, exchange or repair due to quality problems in accordance with the provisions of this service policy, DiFluid will reimburse the delivery charges according to the postage voucher.
The warranty period complies with the requirements of the relevant domestic and overseas platforms.
DiFluid does not provide warranty services such as return, exchange, repair for the following cases:
In addition, DiFluid does not offer returns for faults that can be rectified by software upgrades, i.e. faults that can be rectified by following the instructions to upgrade the software version or by sending it to DiFluid's after-sales service center for a software upgrade.
If your Product exceeds the scope of warranty service as stipulated in the Three Guarantees, DiFluid will charge reasonable repair cost according to the cost of parts and labor, present you with a repair quote and repair the Product with your consent and upon receipt of your payment.
For Devices within the warranty period, DiFluid’s after-sales service center will replace the faulty part with the original part or replace it with a Device of the same model and specification according to the fault and testing situation; the Device replaced will be entitled to a new 12-month warranty period with a new Three Guarantees Certificate; the replacement Device will be entitled to the remainder of the original 12-month warranty period or a 90-day warranty period, whichever is longer.
For parts within the warranty period, DiFluid’s after-sales service center will replace the parts with the same model and specification for you according to the fault detection, and the replacement parts are entitled to a recalculated warranty period.
For damage to the Product out of the warranty period and the scope of the warranty service, the service center of DiFluid will provide a paid repair service in a professional manner with original spare parts, the warranty period of which is 90 days.
If the Product fails within the warranty period, the service center will complete the inspection, repair or replacement within 3 to 5 working days after receiving the Product (the delay in repair and return time caused by unusual problems and communication with the customer is not covered by this limitation, and the feedback time will be based on the actual situation), and will send the repaired or replaced Product.
If the Product is out of warranty or the Product fails outside the scope of the warranty service, DiFluid’s after-sales service center will complete the inspection, and provide you with a repair quote within 2 working days of receiving the Product, then complete the repair and send the repaired Product within 3 working days after obtaining your consent and receiving your payment.
Annex 1: Product Performance Fault Table
Product name |
Fault description |
Solutions |
DiFluid Products |
Unable to turn on |
Charge first and make sure the device is charged |
Unusual shutdown |
Check whether the unit is powered; restart |
|
Charging abnomal |
Check the suitability of the charging unit |
|
Temperature not displayed |
Restart the device |
|
Display of "Error Code" |
Send it back to overseas warehouse for disposal |
|
Cannot connect to the APP |
Check whether your phone's APP permissions are turned on |
|
Button malfunction |
Send the Product to the service center of DiFluid or designated overseas warehouse for processing; contact through after-sales email or self-service support for details |
|
Inaccurate measurement after water calibration |
Ensure that the water calibration is done correctly |
Annex 2: Return and Exchange Guidelines
Return and exchange categories |
Specific description |
Whether to support returns within 7 days (inclusive) |
Whether to support exchange within 15 days (inclusive) |
Whether to charge for return shipping |
Remarks |
Functional faults or problems with the quality of goods |
The after- sales service center of DiFluid has tested the equipment and determined that the Device has a performance fault in accordance with the provisions of the Three Guarantees. |
Yes |
Yes |
No |
Please contact DiFluid directly to arrange Product testing. |
Damage to goods, lack of parts, non-conformance and other issues caused by DiFluid |
Logistics damage refers to damage, breakage, performance failure caused during transport; missing parts refer to the absence of original accessories for the goods. |
Yes |
Yes |
No |
You need to give feedback to DiFluid's after-sales service within 72 hours of the day you signed for it. During the review of DiFluid, you may be required to provide proof of delivery or photos of the faulty Product, etc., so that the after-sales staff can make a quick judgement and deal with it promptly. |
Other reasons |
In addition to the above two reasons, for Products purchased by DiFluid's own or authorized online channels, if the return is due to your reasons, you must ensure that the Product is in good condition |
Yes |
No |
Yes |
You will bear the shipping costs of the Product back to DiFluid. |
Annex 3: Self-service After-sales Process
Please follow the self-service after-sales process: submit a repair form on the DiFluid website - send the Product - after-sales repair - send the Product back.
A: The warranty period for the device is one year, and it will not be extended after the repair. If an accessory/part is replaced, the warranty period for that accessory/part is automatically extended. However, the remaining accessories/parts are still subject to after-sales service according to the original warranty time.
A: Damage caused by man-made reasons, force majeure, wear and tear caused by normal use of the Product, and traces of non-authorized dismantling and repair are not covered by the warranty. Please refer to the Domestic and Overseas After-Sales Service Policy of DiFluid Technology for details.
A: If you need repair service, please contact our customer service center and send it back to the designated address.
A: If the repair is due to the quality of the Product itself, the return shipping cost will be borne by DiFluid. If the repair is due to customer’s causes or other reasons not covered by the warranty, the shipping cost of the product back to DiFluid will be borne by the customer.
A: Product sales invoice, warranty card or other proof of warranty are needed for the repairs. Please consult our after-sales service for details.
A: The warranty period is valid from the date of accepting the goods, less the time taken up by repairs and the time when no spare parts are available for repair.
A: The Products sold on the official website of DiFluid
(Alibaba, Amazon and other official self-owned shops) are supported by 7-day no-questions- asked returns or requirements for after-sales service of the platform. Please contact the purchase platform and the after-sales service of DiFluid for details.
A: Out-of-warranty repairs will be carried out at your own expense and you will bear the return shipping costs of the Product.
A: The warranty period starts to run from the date of accepting the goods, less the time occupied by repairs and no spare parts pending repair.
Exclusions from the warranty include:
A: If you are in mainland China, the repair is usually completed and sent back within 3-5 working days of receiving the returned device. If you are in a region other than mainland China, we will process it for you as soon as possible depending on the processing speed of different platforms and dealers.
A: You can contact us in any of the following three ways:
A: It can be repaired.
A: It depends. The warranty period for the power adapter that normally comes with the Product is 6 months. Please consult the customer service of DiFluid for details.
A: DiFluid promises to provide free repair and other services if the quality of the Product is covered by the terms of the Three Guarantees, but if it is not covered by the terms of the Three Guarantees, you will have to pay for the repair.
A: You can't reject the Product directly, please contact the customer service of DiFluid to apply for 7 days no reason return service after signing the receipt.
A: 7-day no-reason returns can be made in the following circumstances with 7 days of arrival:
A: The shipping costs for returns within the warranty period due to the Product's quality problems will be borne by DiFluid, while due to customer reasons, the shipping costs of the product back to DiFluid will be borne by the customer.
A: Returns should be made with the device and other accessories, gifts (if any), warranty card and invoice.
A: The Products purchased online can enjoy 7-day no-reason return service under no artificial quality problem from the date of signing; if there is a non-human performance failure problem, you can enjoy 15-day exchange service; the goods purchased in physical shops can enjoy 7 days return service or 15-day exchange service if there is a non-human performance failure problem from the date of purchase. For specific after-sales regulations, please refer to Domestic and International After-Sales Service Policy of DiFluid.
A: All related accessories(including gift(s), warranty card, invoice, etc.) must be included with your return.
A: When initiating a return of the Product, the customer must return all the accessories, invoice, manual of the Product together without affecting the secondary sale of the Product.
A: All related accessories(including gifts, warranty card, invoice, etc.) must be included with your return.
A: Please contact DiFluid’s after-sales service center for the return address.
A: It depends on your country and region. Please contact your own courier company to obtain a door-to-door collection service.