We sincerely thank you for becoming a "Pecron user". We value your trust in our products and appreciate your support in helping them thrive in the market! We have always been honored to serve you and look forward to continuing to do so in the future.Please register your Pecoron product within 30 days of purchase to activate an additional 12 months of warranty (only applicable to brand new portable power stations and must be purchased through official Pecoron channels. Note: Accessories, chargers, carts, and solar panels are not covered by the extended warranty). The E1500LFP and E2400LFP models receive an additional two-year warranty, while the E3600LFP and F3000LFP models enjoy an additional three-year warranty.