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How long is the warranty period of graphene battery pack?

Generally, for different series of products, the warranty period may vary. Referring to the more detailed warranty period about our graphene battery pack, please browse the product details which cover the information about the warranty period and service life, on our website. In short, a warranty is a promise to provide repair, maintenance, replacement or refund of a product for a certain time period. The warranty period begins on the date of the purchase of brand new, unused products by the first end-users. Please retain your sales receipt (or your warranty certificate) as proof of purchase, and the proof of purchase must state the date of purchase.

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Shanghai Green Tech Co.,Ltd. is notable as a reliable and credible developer and manufacturer of graphene supercapacitor for sale. We have been thought highly of in the market. Shanghai Green Tech produces a number of different product series, including graphene capacitor. The extraction process of GTCAP graphene supercapacitor for sale covers a few techniques. The product is processed with the mature digging technology and high-tech purification workmanship. Shanghai Green Tech takes the market as an opportunity, and constantly blazes new trails.

To achieve sustainability, we make sure our activities do not cause environmental damages. Henceforth, we will create a sustainable business for our clients and other stakeholders.

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