All the products have passed CE, FCC and ROHS certifications. We also strictly adhere to our policy of in house testing and checking thoroughly each and every product prior to shipping. For us at Lappie care customer satisfaction has been our prime objective and we passionately strive to achieve this objective. However, if in any case customer is not satisfied with the product – adapters, batteries or keyboards – we have a 7-day refund policy. Ideally, it is a win-win situation for the customer. Have a Happy Buying Experience on Lappiecare.com!