1. General conditions.

1.1. nano-zen.com is the purchasing environment for CWH OÜ, registry code 12330926, address Turu 2, Tartu 51014 (hereinafter the Seller), through which the sale of the Products and Services to the Customer (hereinafter the Client) takes place.

1.2. The Terms and Conditions apply to the legal relationship arising between the Customer and the Seller in connection with the Purchase of Products and Services in the Online Store.

1.3. The Seller and the Customer shall be guided by the Law of Obligations Act, other laws of the Republic of Estonia and other legislation and the terms and conditions agreed in the Terms of Use of the E-Shop


  1. Prices

2.1. All prices in E-shop are in EUROs and exclude VAT  20% (visible only to logged in users). CWH OÜ VAT certificate is EE101637589. Billing customers from Estonia, VAT 20% will be added on check out. Customers from Latvia and Lithuania will not be added VAT tax (valid VAT number must be presented on Sign Up). 

2.2. The seller has the right to change the displayed prices at any time. If the user has submitted and paid for the order in the E-shop, the Seller undertakes to deliver the corresponding products to the user and to provide the services at the prices valid at the time of the order.

2.3. The vendor provider has the right to waive the order in the event of a technical error that has caused the product price in the E-shop to be erroneous. In this case, the purchase amount paid by the Customer is returned to the Customer.


  1. Products

3.1. It is not possible to try Products displayed in the e-shop in advance with the Seller.

3.2. If the Customer submits an order but it appears that this Product is not in stock, the E-Store will not be able to execute the order. In this case, the Seller will contact the Customer and will propose a replacement product, a possible new delivery time or return the Purchase Amount to the Customer within 14 days.

3.3. Photographs of Products and Services displayed in the E-shop are illustrative and may vary slightly from the actual appearance of the Product.


  1. Making a Purchase

4.1. Making a Purchase is possible to legal persons and approved by CWH OÜ only. 

4.2. The Customer selects the appropriate Products or Services in the E-shop and adds it to the shopping cart by clicking on the “Add to Cart” button. If the Customer has added suitable Products or Services to the Cart, the Customer may check the contents of the Cart by clicking on the “View Cart” button. If the contents of the shopping cart are correct, the Client will click on the button “Continue shopping”, after which the Client will be directed to the completion of the order.

4.3. In order to complete the Order for a physical product, the Customer shall fill in the required fields and select the appropriate SmartPost parcel terminal to which the Products will be shipped. If there is a promotional code, it must be entered when ordering, where the system automatically calculates the discount. Then the Client will click on the button “Submit Order”.

4.4. After placing the order, the Customer pays for the Product or Service via the Internet Bank Bank Link and confirms the order by clicking on the button “Return to the Merchant”.

4.5. The Customer undertakes to submit the correct data necessary for the fulfillment of the order upon completion of the order.

4.6. The Seller shall not be liable for the impossibility of performance due to incorrect data provided by the Customer in the execution of the order or for any consequences arising therefrom.


  1. Payment methods

5.1. Orders can be safely paid via Estonian bank links (Swedbank, SEB, Luminor, LHV, Coop, Pocopay, Liisi ID), Latvian bank links ( Swedbank, SEB, Citadele, Luminor), Lithuanian bank links (Swedbank, SEB, Luminor) and credit cards.

5.2. Payment is made outside the e-shop environment in a secure payment environment of the respective bank or service provider.

5.3. The Seller does not have access to the Customer’s bank data and credit card information.


  1. Delivery and Terms of Delivery

6.1. The ordered Products will be delivered to the SmartPost parcel terminal chosen by the Customer within 3 working days from the placing of the order. We deliver goods only to Estonia, Latvia and Lithuania. 

6.2. We have the right to ship goods in up to 21 calendar days in exceptional cases.

6.3. SmartPost delivery fee is 5 EUR per shipment for which the Customer pays when making the purchase.


  1. Right of withdrawal

7.1. The right of withdrawal (§53(4) in the Law of Obligations Act) does not apply if the purchaser is a legal person (unless: has been shipped wrong Products according to order, damaged Products). 


  1. Procedure for filing claims

8.1. Pursuant to the provisions of § 222 (1) of the Law of Obligations Act, the Client has the right to demand the repair or replacement of the Product in the event of non-compliance with the terms of the Product. If the Product is not in conformity with the terms of the Contract, the Seller shall bear the costs of repairing the Product or replacing the Product, in particular, the costs of transport, mail, labor, travel, and materials. Customer has to contact support of Seller via e-mail: support@nano-zen.com. It takes up to one (1) week to process shifts and refunds.

8.3. The Seller shall not be liable for any damage resulting from the unintended use of the ordered products, as well as for delay in delivery if this is due to circumstances beyond the Seller’s control and/or due to force majeure.


  1. Privacy Policy

9.1. The Customer gives the Seller a clear and informed consent to the processing of their personal data.

9.2. The personal data (name, e-mail, telephone number) that has become known to the Seller shall be entered in the Customer Register and used for the provision of the Sales Service and the provision of the Goods to the Customer. This information is treated as confidential and processed in accordance with the Personal Data Protection Act. Personal data necessary for sending the Products to the Customer shall be forwarded to the postal service and payment service companies (Itella Estonia OÜ, Maksekeskus AS) .

9.4. The Seller may use the Customer’s personal data to send the Customer information about special offers and campaigns only by e-mail. The Customer may at any time waive marketing communications by clicking on the relevant link at the end of the email or by returning a corresponding request by e-mail.

9.5. Payment is made outside the E-shop environment, in a secure payment environment of the respective bank or service provider. The e-store does not have access to the Customer’s bank data and credit card information.

9.6. Personal data is processed by CWH OÜ.


  1. Responsibility

10.1. The Seller bears the responsibility until the selling price of the product.

10.2. The Customer undertakes to use the E-shop service only for purposes consistent with law and good practice.

10.3. The Seller and the Customer shall be liable to each other for any damage caused to the other party by the violation of these Terms of Use in the cases and to the extent provided for in the legislation of the Republic of Estonia.


  1. Disagreements

11.1. Disagreements between the Customer and the Seller shall be resolved by negotiation. If no agreement is reached, disagreements will be settled in Tartu Courthouse of Tartu County Court. The Customer can also contact the Consumer Protection Board and/or the Consumer Complaints Committee.


  1. Terms of use

12.1. The Customer is obligated to familiarize himself with the terms and conditions specified in the sales contract.

12.2. At the time of ordering, ticking the checkbox in the respective window “I accept the terms & conditions” agrees that the customer has read and understood the terms and conditions of the Sales Agreement and agrees with the terms and conditions specified in the Sales Agreement.

12.3. The Sales Agreement shall enter into force between the Seller and the Customer from the receipt of the purchase amount payable to the Seller’s current account.

12.4. The Seller may change the terms of use of the E-Shop and the prices of the products. The change notice is published in the E-shop environment. The transaction is subject to the terms and prices applicable at the time of the transaction.

12.5. The Seller has the right to waive the performance of the order if the price of the Product displayed in the E-Shop was erroneous due to a technical error. In this case, the purchase amount paid by the Customer is returned to the Customer.


  1. Customer Support

13.1. Customer support phone is +372 55 11 300 and e-mail address is support@nano-zen.com

13.2. Customer support receives calls between 10 am and 4 pm on weekdays (GMT +2).

13.3. We will respond to emails as soon as possible, but not later than within 1 business day.