KFD products are CE / FCC / RoHS certified, Input: 100-240V 50-60Hz Output:19V 7.1A 135W Connector size:5.5*1.7mm ;-Please confirm the specifications and plug size before purchasing!If you can't make sure,pls feel free to contact us Warranty: 30 Days Free Exchange /36 Months Warranty; This adapters was made with the highest quality materials.V-0 grade flame retardant,OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)100% compatibility with the original,more safety than other adapter Compatible With Acer Nitro 5 AN515-41 AN515-41-F6UH 11CP F5RL AN515-42 AN515-42-R5GT ;AN515-51 AN515-51-55WL AN515-51-53W5 AN515-51-56U0 50PN 56U0 70V4 70Y8 504A 78SU;A515-53-55G9 A515-53-53-52FA;Acer Aspire Nitro 7: AN715-51, AN715-51-796C, Acer aspire 5 a517-51g a517-51gp a517-51;Acer aspire 7 a715-71g a717-71g a715-72g a717-72g v5-591g a715-71 a715-72 t6000;AK.135AP.020 PA-1131-16 ADP-135KB t, Acer Nitro V15 Bl