UNO Series IAQ Monitor
Warranty Information

1. Warranty Period Explanation
(1) Commencement of Warranty Period from the Date of Manufacture:
A. The warranty expiration date recorded in the company's system shall be the reference point.
B. Product Serial Barcode Identification:
(a) Please inspect the product serial sticker (12 digits in total). The first and second digits from left to right represent the year of manufacture; the third and fourth digits represent the production week, serving as the starting point for warranty calculation.
(b) Example: 2040Nxxxyyyy
First and second digits: Year of production; third and fourth digits: Production week
Example indicates: Manufactured in the 40th week of 2020
The warranty period for UNOnext/UNOlite series products is the production date plus 14 months.
(2) Commencement of Warranty Period from the Date on the Invoice:
If the warranty period starts from the date on the invoice, a invoice must be provided, specifying product model and other purchase information.
For UNOnext/UNOlite series products, if the warranty period starts from the invoice date, the warranty period is the invoice date plus 12 months.

2. After-sales Service Content
(1) Delta Electronics, Inc. provides a new product warranty for hardware failures within 7 days (inclusive) from the invoice date (excluding software updates). Customers must maintain the product and accessories in their original packaging and present valid purchase proof to exchange for a new product within the new product purchase period.
(2) During the warranty period, consumers may opt for free repair or replacement services at authorized service centers, with consumable accessories such as chargers being replaced with items of equal or higher specifications.
(3) The limited warranty period for related accessories provided by the original manufacturer is valid for 6 months from the invoice date, offering free repair services.
(4) For defects or non-human-induced faults in related accessories provided by the original manufacturer, only individual accessory replacements are provided without additional repair services, within 7 days (inclusive) from the invoice date.
(5) Damage to appearance, casing, and decorative components is not covered under this effective warranty clause and will not be eligible for free repair services.
(6) Ownership of components replaced during warranty and maintenance services provided by the company belongs to the company.

3. Warranty Exclusions
Delta Electronics, Inc. reserves the right to charge repair fees under the following circumstances for warranty repairs:
(1) Inability to prove the warranty period of Delta Electronics, Inc. products or warranty period exceeding that of Delta Electronics, Inc. products.
(2) Even within the warranty period, if any of the following conditions apply, the product is not covered by the warranty, and consumers shall bear all repair or material costs. Charging standards are subject to Delta Electronics, Inc., its agents, or designated repair service centers.
• Product serial number does not match the product warranty certificate. If the product serial number is unclear, altered, or torn.
• Damage caused by improper use not in accordance with the user manual or instructions, including but not limited to crushing, dropping, exposure to moisture, immersion in water, rain, foreign object intrusion, and loss of components.
• Scratches or abrasions on parts of the product casing that can be touched without disassembly during normal use.
• Damage to the product caused by force majeure (natural disasters, floods, fires, earthquakes, lightning strikes, typhoons, pests, etc.), external forces (scratches, drops, latch breakage, knocks, cracks, heavy impacts, etc.), or other abnormal factors.
• Disassembly or repair by unauthorized personnel, self-disassembly, modification, arbitrary specification changes, or failure and damage caused by using non-original manufacturer accessories.
• Communication issues caused by service problems provided by internet service providers are not covered under this limited warranty clause.