Safety Information and Warranty Card

● Security Information

Use the products safely. Please read all instructions and safety information before use to ensure the best performance of the equipment and avoid dangerous or illegal situations.

Note: Failure to follow these safety instructions may result in fire, electric shock or other injury or damage.

1.1 Maintain your device

If you need to paint or weld the entire machine after installing this device, please do protect the device well. When storing the device, avoid storing it together with chemical materials. Prolonged storage can cause chemical changes in the device materials and affect the safety of the device. Before installing the device, make sure that the power voltage value matches the device. Solvents cannot be used when cleaning the device, and corrosion of the device's anti-corrosion coating or optical lens may occur. When the product is working, it generates heat, especially high-power electrical appliances, so it cannot cover anything on the device. After repair or maintenance, replace it immediately and make sure it is sealed.

Using third-party accessories may affect device performance. In limited circumstances, the use of third-party accessories can result in limited warranty time for the device.Before applying any accessories to your purchased equipment, read the safety instructions for the accessories.

1.2 Battery safety

Rechargeable batteries in the equipment should only be repaired or replaced by qualified personnel.

IEEE 1725 Battery Safety Statement

Do not disassemble, open, crush, bend, puncture, shatter, or deform the battery.

Do not modify or remodel batteries, attempt to insert foreign objects, immerse themselves in water or other liquids, and do not expose them to flammable,explosive or other hazardous environments.

Dispose of used batteries promptly in accordance with local regulations.

Avoid dropping the device or battery. If the device or battery is dropped, especially if it hits a hard surface, causing the user to suspect that the device or battery is damaged, do not attempt repairs. Please contact Nanhua Customer Service for help.

Do not short-circuit the battery or cause the two poles of the battery to come into contact with the metal conductors.

Use only batteries that meet the system requirements of this standard for battery replacement. The use of a defective battery may cause fire, explosion, leakage, or other danger.

1.3 Other Safety Information

High brightness LEDs are used as light sources in the device. Eyesight may cause your eye discomfort or dangerous. Please do not look at the device in the near distance. And observe the device with protection.

Using sounders with a sound pressure level of ≥ 120dB can lead to hearing damage. People must not be permitted to stay in the near vicinity of the sounder. All specified sound pressure levels are based on a measurement distance of 1m, provided that nothing different is specified.

If the solar energy device is not used for a long period of time, charge and discharge it regularly. It is recommended that the device should be stored in the sun for more than 3 hours after being stored in the warehouse every 3 months.

● Limited warranty

This Warranty for the Nanhua Electronics Device (the “Device”) is provided by the entity set forth in the table below.The provider of this warranty is sometimes referred to herein as “we”.

We warrant the Device against defects in materials and workmanship under ordinary consumer use for one year from the date of original retail purchase. During this warranty period, if a defect arises in the Device, and you follow the instructions for returning the Device, we will, at out option, to the extent permitted by law, either (i) repair the Device using either new or refurbished parts, (ii) replace the Device with a new or refurbished Device that is equivalent to the Device that is to be replaced, or (iii) refund to you all or parts of the purchase price of the Device. This limited warranty applies, to the extent permitted by law, to any repair, replacement part or replacement device for the remainder of the original warranty period or for ninety days, whichever period is longer. All replaced parts and Devices for which a refund is given shall become our property. This limited warranty applies only to hardware components of the Device that are not subject to accident, misuse, neglect, fire or other external causes, alterations, repair or commercial use.


Instructions. For specific instructions about how to obtain warranty service for your Device, please contact Customer Service using the contact information provided below. In general, you will need to deliver your Device in either its original packaging or in equally protective packaging to the address specified by Customer Service. Before you deliver your Device for warranty service, it is your responsibility to back up any data, software, or other materials you may have stored or preserved on your Device. It is possible that such data, software or other materials will be lost or reformatted during service, and we will not be responsible for any such damage or loss.


To the extent permitted by law, the warranty and remedies set forth above are exclusive and in lieu of all other warranties and remedies, and we specifically disclaim all statutory or implied warranties, including, but not limited to, warranties of merchantability, fitness for a particular purpose and against hidden or latent defects. If we cannot lawfully disclaim statutory or implied warranties, then to the extent permitted by law, all such warranties shall be limited in duration to the duration of this express limited warranty and to repair or replacement service.

Some jurisdictions do not allow limitations on how long a statutory or implied warranty lasts, so the above limitation may not apply to you. We are not responsible for direct, special, incidental or consequential damages resulting from any breach of warranty or under any other legal theory. In some jurisdictions the foregoing limitation does not apply to death or personal injury claims, or any statutory liability for intentional and gross negligent acts and/or omissions, so the above exclusion or limitation may not apply to you. Some jurisdictions do not allow the exclusion or limitation or direct, incidental or consequential damages, so the above exclusion or limitation may not apply to you. This “limitations” Section does not apply to customers in the european union.

This limited warranty gives you specific rights. You may have additional rights under applicable law, and this limited warranty does not affect such rights.

Annex information
If you purchased your device from This Warranty is provided by
Shanghai NANHUA Electronics Co., Ltd. or authorized resellers located in China NANHUA Electronics Co., Ltd. Bldg. 9, 1755 Wenbei road, Shanghai 201802 China

● Warranty Card

Applicable law stipulates Three Guarantees. We conduct warranty service in accordance with the laws and regulations of the People's Republic of China.

Service Description :

When we serve you, please show your valid purchase invoice and product warranty card; if you cannot provide the proof above, the free warranty period of the product will be start from the factory date that postponed 90 days shown on the code.

Within 7 days of receiving the product , if the product has not been used or if it is not artificially damaged, you can choose to refund according to the invoice price or replace the same model with the same specification. Customized products are not included in this service.

8~15 (including 15th) days after the customer receives the product, if the product has not been used, or if the product has not been damaged by human performance, you can choose to replace the same product, or choose to repair. Customized products are not included in this service.

During the free warranty period, the product must be tested byNanhua Electronics. After confirming the fault, Nanhua Electronics may, at its option, replace, repair product, or adopt other means to provide you the warranty service promised in this document. All the replaced parts are owned by Nanhua Electronics Co., Ltd.; for the detection of non-faulty products, they will be returned to you.

Nanhua Electronics does not bear the cost and risk of customers' delivery of products.

If the product does not meet the warranty requirements, the customer needs to pay for maintenance.

One of the following conditions is not covered by the warranty:

Out of warranty.

Damage due to force majeure such as earthquake, fire, typhoon, flood, etc.

The product nameplate is torn or damaged, blurred and unrecognizable.

Human behavior leads to product damage, such as improper voltage input, unauthorized disassembly, mechanical damage, severe oxidization of the product, or burn-out of printed circuit boards.

Standard warranty period for electromechanical products and main components of Nanhua

Type product 1 year warranty 1 year warranty (battery) 2 year warranty 3 year warranty 5 year warranty
signal Obstruction Light - - -
Marine Lantern - - -
Warning Beacon - - -
Alarm Sounder - - - -
Audible Visual Alarm - - - -
Signal Display - - - -
PA Siren Alarm - - - -
Wind Sensor - - - -
Laser Anti-collision System - - - -
lighting LED Flood Light - - - -
LED Linear Light* - - -
LED Work Light - - - -
LED Cabinet Light - - - -
Helideck Lighting - - - -
Offshore Helideck Lighting - - - -
Marine Lighting - - -
control Critical Communication - - - -
Control System - - - -
Patent statement

Nanhua Electronics and/or applicable methods may be protected by one or more patents (or pending patent applications).

Copyright, trademark and other declarations

NANHUA、 are trademarks or registered trademarks of Shanghai Nanhua Electronics Co., Ltd. Other brands, product names, company names, trademarks, and service marks are the property of their respective owners.

Any questions can contact us!
Tel: 021-39126868
Working hours: Monday-Saturday 8:30-17:00 except holidays.
© Nanhua Electronics Co., Ltd.