1. When the user experiences a performance failure during normal use, the company promises the following warranty service, and the warranty period starts from the date of purchase:

• FG series of maintenance-free energy-saving electrodeless lamp products under normal use, from the date of shipment, the entire lamp warranty for 6 years.
• FG series of maintenance-free energy-saving LED products under normal use, from the date of shipment, the entire lamp warranty for 5 years.

2. Guarantee range excluded

• Products that exceed the product warranty period.
• Damage caused due to improper use, installation, maintenance, and storage (do not follow the instructions of the product manual for installation, use, etc., any improper use, such as: wrong wiring, use of high voltage 250V or more, non-rated load, and abnormal operating environment, such as High temperature, soaking, shaking, strong corrosion, etc.).
• Irresistible factors such as floods, fires, earthquakes, and lightning strikes.
• The company's original ancillary products, such as the company's light source supporting other companies use electronic parts.
• Unauthorized disassembly, modification of the product, or alteration of the certificate.