Manufacturer of graphene supercapacitor batteries

Tel:+ 86-15800765605    Mail: info@greenteche.com       

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How to extend supercapacitor battery warranty?
2020-11-21
If you want to extend the warranty for supercapacitor battery, please consult our Customer Service for detailed information. An extended warranty is repair coverage that kicks in after the typical warranty has expired. It is important to note that you have the option to purchase this warranty any time before the manufacturer warranty expires. If you have any problems with the agreement we made about the warranty, you may resort to the Customer Service to find out the exact warranty of our product.
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Shanghai Green Tech Co.,Ltd. has years of experience in patent design, innovative ideas, exceptional quality, and competitive price of graphene supercapacitor for sale. Various in styles, Shanghai Green Tech's graphene battery can meet the needs of different customers. The reason why our super capacitor module is so popular is that it is very unique in its supercapacitor. Shanghai Green Tech has long time cooperation and communication with many universities and research institutions at home and abroad.

Adhering to the principle of graphene capacitor, we constantly introduce new products and strive for excellence. Ask!

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