Led Light Bulbs

 
  

 

Potential major adverse effects of flicker identified in published research and/or Expert Opinion include these five factors: 

• Photoepilepsy or flashing-light-induced seizure. 
• Stroboscopic effect and associated apparent slowing or stoppage of rotating machinery. 
• Migraine or severe paroxysmal headache is often associated with nausea and visual disturbances. 
• Increased repetitive behavior among persons with autism. 
• Asthenopia, including eyestrain, fatigue, blurred vision, conventional headache, and decreased performance on sight-related tasks.

   Standard A21 Size Sansi Advantages Wide Applications Attention Sansi 22W LED bulb is standard A21 shape, larger than traditional incandescent light. Dimension: 120*77 mm Sansa's patented ceramic heat dissipation technology (CHDT) Rugged hollow housing design Imported premium led chips Suitable for any E26 base fixture, such as ceiling light, pendant, lamps, and bare sockets. etc. Perfect for any place where bright lighting is needed. Such as home, garage, warehouse, church, studio, etc. Please do not use it in a totally enclosed fixture Please do not use it with a dimmer Please do not use it in a high humid environment     SANSI 200W Equivalent A21 LED Light Bulb, 3000 Lumens E26 LED Bulb with Ceramic Technology, 5000K Daylight Non-Dimmable, 25,000-Hour Lifetime, Efficient Safe, 2 Pack 22W Energy Saving for Home Kitchen   Bright & Efficient: Compared with other LED bulbs, SANSI's highly efficient light bulbs can provide 4000 lumens using only 22 watts of power, equivalent to 200W incandescent bulbs. Based on 3 hours per day usage, save up to 90% electricity, the annual estimated cost of $2.41.   Flicker-Free: Adopting high light transmission optical lenses, up to 104 LED chips can not only provide you and your family with the light source they need daily but also provide a healthy living or work environment. No flickering, no noise.   Patented Ceramic technology: SANSI's patented technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic heat sink, directly soldering the LED chip on the ceramic heat sink, effectively reducing the system thermal resistance between the LED PN junction and the surface of the heat sink, resulting in faster heat conduction and higher product reliability, making SANSI's bulbs perform with higher light efficiency.   Safe and Reliable: The lamp body is made of special ceramic material, and the flame retardant grade reaches grade V0; the reinforced insulation structure means no risk of electric shock, its safer; the whole shell material reaches the WF2 anti-corrosion grade, which is more reliable and durable; The hollow design is good for heat dissipation.   Guarantees: ETL listed, quality and safety verified, 22.5 years LED bulb lifespan, 5 years warranty.   Package includes: 2packs  22W Non-Dimmable LED Light Bulbs A21 E26  

On Aug 28, 2022 at 19:13:51 PDT, seller added the following information:

First: No reason to return within 30 days after receiving the goodsSecond(1) The seller pays the return shipping fee under the following circumstances: the fault party is the seller, and the shipping fee generated by the return is paid by the seller

A. The buyer feels that the photos do not match the product description or that the product has certain defects. B. The received product does not work, the product is broken. C. The seller sent less spare parts when delivering the goods. D. The seller sent the wrong item when delivering the goods. E. After the buyer receives the goods, the goods are in a damaged state.
 (2) The return shipping fee is paid by the buyer in the following cases:The main reason for requesting a return is that the buyer himself does not want the item.For example:A. After receiving the goods, the buyer will feel that the product is not suitable and choose to return it. B. After buying the product, you don?t like it or don?t want it anymore, and you want to return it. C. After receiving the product, you found that other companies have a lower price, so I want to return it. D. It is purely because the buyer suddenly doesn't like the product and wants to return it.
Our new products are generally guaranteed for five years, but the five-year warranty does not mean that any damage to the product within five years can be replaced unconditionallyIf your product is older than one year, you need to pay for shippingIf your product is more than two years old, you need to pay part of the product price and freight according to the specific situation

Second-hand product warranty period of three months