I just lost my charger. my acer laptop model is acer aspire a515-51g-59ux. now i want to buy a new adapter. so without knowing the voltage of my laptop adapter it will be a bad decision to buy a random one. so can anyone help me to fin my laptop's adapter voltage requirements? I did search for it online but I didn't get any info. so it will be a great help if you guys help me out on this issue. Thank you.