Return & Refund Policy

30-Day Return Policy

Our refund and return policy lasts for 30 days from the day you received your item(s). If 30 days have passed, we cannot offer you a refund but we still provide warranty services for 1 Year after receiving date.

To be eligible for a full refund, the item must be returned with, if any, all the accessories and other components, original box, manuals, which were shipped within the box.

Ways to File a Return Request

1. Returns options are enabled on your customer account where you can initiate a return request for items within return window.

2. Email to: neservice@sennow.com to request a return.

3. Call +1-626-670-1733 to request a return.

Return to Address:

Zhiguo Chen

5185 G Street

Chino, CA 91710

United States

Phone: 626-640-1885

Return & Refund Eligibility:

Items must be returned in their original condition. We reserve the right to refuse returns or exchanges if the returned item does not match the product originally shipped to the customer (including, but not limited to, different items, damaged items, or missing components.

Our return and refund policy does not cover: Misuse/Abuse: Damage resulting from misuse, improper installation, or unauthorized modification/alteration of the product. Physical Damage: Cosmetic damage, deformation, or physical breakage caused by the customer. Return Shipping Damage: Items damaged during transit due to improper packaging by the customer when returning.

Refund Amount and Responsibilities.

Return Shipping Responsiblities:

1. Buy's Remorse: Customers will be responsible for the cost of return shipping for orders they would like to cancel shipped orders due to personal reasons, This fee will be deducted from any potential refund.

2. Product Defects: Return shipping charges will be waived as we would send digital pre-paid shipping label by email for orders returned due to product defects.

3. Failed Delivery: 

Customer Responsibility (Return Shipping Fee Applies): If a package is returned to us due to an incorrect or incomplete address provided by the customer, refusal of delivery, or multiple failed delivery attempts (more than 3), the customer will be responsible for the cost of return shipping. This fee will be deducted from any potential refund.

Merchant Responsibility (No Return Fee): Return shipping charges will be waived if the failed delivery is due to our error, the carrier's fault (e.g., lost package, damaged in transit), or force majeure.

Restocking Fee

Restocking Fee Amount: the restocking fee charge amount would be up to 15% of the item price.

Restocking fee would apply when items would shipped back to us with below conditions:

• Missing Items: Products returned with missing accessories, parts, or original packaging.
• Customer-Incurred Damage: Items returned with physical distortions, damage, or signs of wear caused by the customer.
• Unauthorized Alterations: Any products that have undergone modifications not authorized by our technical team.
• Unsellable Condition: Any item that, due to customer handling, is no longer in a suitable condition for resale as "New."

Return Types 

• Return Shipping: For all non-defective returns, the customer is responsible for the return shipping costs.
• Refund Amount & Fees:
  • Full Refund: Applicable to unopened items where the customer has pre-paid the return freight.
  • Restocking Fee: A restocking fee of up to 15% will be applied to:
    • Items that have been opened.
    • Unopened items from orders that originally qualified for "Free Shipping."

• Return Shipping: We will provide a pre-paid return shipping label at no cost to you.
• Process:
  • Once your RMA is approved, you will receive an email with return instructions and your shipping label.
  • After receiving and inspecting the returned item, our RMA team will notify you via email regarding the approval or rejection of your request.
• Resolution:
  • Refunds: Approved refunds will be automatically processed back to your original method of payment.
  • Replacements: Approved replacement orders will be processed and shipped to your original address within 3 business days.

Return and Refund Process Time

We will review and process your refund or exchange request within 2 business days. Results will be determined by if product received complies with our return policy above.

Once refund is approved:

PayPal refunds may take up to 48 hours to process and appear in your account.

Credit Card refunds will take between 7-14 business days to appear in your account.

Late or Missing Refunds

PayPal refunds may take up to 48 hours to process and appear in your account.

Credit card refunds will take between 7-14 business days to appear in your account. If you haven't received your refund, please check your PayPal account or bank account and contact your credit card company and bank. If you still haven't received your refund, please contact us at nservice@sunfuntek.com.

Exchanges

If you would like to replace an item for personal reasons, please note the following rules:

If the value of the exchanged item(s) is higher than the original item(s), you will need to pay the difference in price.

If the value of the exchanged item(s) is less than the value of the original item(s), there will be relevant refunds.

Cancellation Policy

you can cancel the order if order status is “unfulfilled”, we accept order cancellations before product being actually shipped. If the order is successfully canceled before being fulfilled, you will get a full refund. However, If the product has already been shipped out by the time we receive your cancellation request, we may unfortunately be unable to cancel the order. If products are no longer needed, you can request a return after package being delivered following steps mentioned in this policy.

Items will be handed over to shipping carrier 48 hours after we receive payment. Therefore, any cancellations attentions made after 48 hours will incur a $50 processing fee.

 Warranty Policy 

A. Limited One-Year Warranty Coverage

We warrant our products to be free from defects in materials and workmanship under normal use for a period of one (1) year from the date of original purchase. During this warranty period, we will, at our sole discretion, either:

Repair the product using new or refurbished replacement parts, or

Replace the product with a new or refurbished product of equivalent functionality

This warranty covers all labor costs associated with diagnosing and resolving manufacturing-related faults, as well as all necessary replacement parts at no additional charge to you.

B. Return Shipping Guidelines

If troubleshooting efforts fail to resolve the issue, you may return the entire system to our service center for inspection and repair. To ensure safe transit and avoid voiding your warranty coverage, please adhere strictly to the following packaging requirements:

Use a sturdy, rigid shipping container (original packaging is highly recommended if available)

Fill all empty spaces with shock-absorbent materials (e.g., foam padding, bubble wrap) to prevent internal movement and physical damage

Secure all loose components (including peripherals, cables, and accessories) within the package

Clearly label the package with the return address provided below

Important Exclusion: Damage caused by inadequate packaging during transit is not covered under this warranty. We cannot assume liability for products damaged due to improper packaging, as this constitutes customer-caused damage outside of manufacturing defects.

C. Return Authorization & Shipping Instructions

Before initiating return shipment, please complete the following pre-return requirements:

Remove all system passwords, screen locks, or security restrictions that would prevent our technicians from accessing and testing the device

If password removal is not possible, provide us with the necessary credentials via our official support channel

Ship the packaged product to:

Zhiguo Chen

5185 G Street

Chino, CA 91710

United States

D. Inspection & Repair Process

Upon receipt of your returned product, our certified technicians will perform:

A comprehensive diagnostic inspection to identify the root cause of the issue

Functional testing to verify the fault and confirm it falls within warranty coverage

Replacement of defective components with genuine parts that meet our strict quality standards

We will notify you promptly if:

The issue is determined to be outside warranty coverage (e.g., accidental damage, unauthorized modifications)

Additional parts or services are required beyond the scope of the original warranty

Unforeseen delays occur in the repair process

E. Turnaround Time & Return Shipment

Under normal circumstances, we aim to complete all warranty repairs and initiate return shipment within 5-7 business days of receiving your product. Once repaired, the product will be shipped back to you via a trackable carrier service, and we will provide you with a tracking number for shipment monitoring.

F. Warranty Limitations

This warranty does not cover:

Damage caused by accident, misuse, neglect, or improper installation

Products that have been modified, tampered with, or repaired by unauthorized personnel

Consumable components such as batteries, unless defective in materials or workmanship

Software issues, including viruses, data loss, or operating system errors not directly caused by hardware defects

For further assistance or to initiate a warranty claim, please contact our customer support team through our official support channels. （

G. Shipping for Warranty Service

To inquiry about returning your product, please contact us at neservice@sennow.com for return instructions. You may be responsible for paying for your own shipping costs when returning an item. Shipping costs are non-refundable. If you are returning an item from outside the United States, you will be responsible to custom clearance and international shipping.

Please use a trackable shipping service when returning an item, as we do not process returns without a tracking number.

For Any Questions please contact:

E-mail：neservice@sennow.com

Phone: +1-626-670-1733 (Monday – Friday 9am to 5pm Pacific Time)