RV Charger 30 Amp Power Converter 12 Volt
Power Supply Charger Input Voltage: 105-130 VAC/60 Hz
Output Current: 30AMP
Output Voltage: 13.5 VDC (normal) / 13.1 VDC (trickle charge) / 14.4 VDC (bulk charge) Automatic three-stage converter charger. It is for lead acid battery and lithium battery