Option 1: The Warranty Period on B2500/P2500 extends from 3 Years to 5 Years automatically. And provide a 100EUR coupon for unlimited purchase accessories on MARSTEK ENERGY website. (e.g. one smart meter ).

Option 2: The Warranty Period on B2500/P2500 extends from 3 Years to 5 Years automatically. And provide 50% discount for new purchase of P2500 Extra Battery (after discount the price is 499EUR one unit).

Moreover, you will be a member of MARSTEK ENERGY original fans project and have a chance to apply new products for review in the future.