Safety: UL Listed. This item is up to UL's nationally recognized standards for high-level electronic safety. Fit for Asus Vivobook 17 M712DA M712DK M712DAM M712D M712JA M712J M712FA M712F M712 M712DA-WH34 M712DA-BX220T M712FA-BX842T 17. 3 Inch FHD[Do not buy if your laptop requires more than 3.42A].