Amazon.com: Original 135W 7.1A 5.5x1.7mm Purple Color Tip AC Adapter Charger for Acer Aspire V Nitro VN7-592 VN7-592G VN7-792 VN7-792G (not 5.5x2.5mm Orange Color tip,Check Photo 5 to Confirm The tip) :
135W 19V 7.1A AC Adapter ADP-135KB T for Acer Aspire 7 V5 Aspire NITRO 5 5.5*1.7mm Laptop Charger - Walmart.com