Looking for recommendations to use my Fender Champion 20 from the US (110V) in Germany (220V). Is an AC-AC convertor the best option or are there other more permanent and better alternatives? :
220V-250V to 100V-120V Spannungswandler Transformator Converter 500W/1000W/2000W - AliExpress
Pure Sine Wave Inverter 1500W 2000W 3000W, 12V DC to 230V AC | DSU Thunder | Erayak
Amazon.com: BESTEK Universal Travel Adapter, Worldwide Plug Adapter 110-220V to 110V Voltage Converter 250W with 6A 4-Port USB Charging 3 AC Sockets and EU/UK/AU/US/in/IT International Outlet Adapter : Electronics