These are two of the popular Sub $500 battery operated acoustic amps on the market IMO.
Ukulele: Ko'olau Tenor Ukulele with LR Baggs 5.0 Pickup
Roland AC-33 Amp with Boss FS-6 Foot Pedal to control looper
Yamaha THR-10C
Ukulele: Ko'olau Tenor Ukulele with LR Baggs 5.0 Pickup
Roland AC-33 Amp with Boss FS-6 Foot Pedal to control looper
Yamaha THR-10C