Output Voltage: DC 9V; Input Voltage: AC 100-240V, 50/60Hz; Connecter Size: Barrel Tip (Refer to the pictures) This 9V AC Adapter Compatible with Mooer GE300 Lite GE 300 Lite GE300 Lite Amp Modelling Synth Multi Effects Processor 9VDC DC9V 9volt 9.0 Volts Power Supply Cord Charger Cable PSU Mains Features: Low interference and noise. Advanced technology and high quality. High efficiency and reliability. Safety& Reliability: PowerHOOD products has been tested many times for providing protection, featuring overcharging, overheating, overvoltage and short circuit protection, which will charge your devices efficiently and keep you and your devices safe.