Compatible for HP Pavilion 14-CE 14-CF 14-DF 15-CS 15-DA 15-DB 15-DW 17-by 17-CA Series (Please see below detail comaptible models)
CE-/FCC-/RoHS-Certified for safety.Strict guidelines for compatibility, and standards compliance for product safety and environment safety.
Custom service: 24 x 7 email support ,12 months warranty and 30 days money back guarantee.(Note:Amazon return windows will close after one month, don't worry about it, you can click on seller store on right corner “ask a question” and contact seller directly for 12 month warranty or 60 days money back guarantee.)