... 1 LCD or LED 2 12V,24V,48V 3 battery charger 12V/24V/48V INVERTER WITH CHARGER1.1000W~6000W 2.Low frequency pure sine ... /24V/48V24V/48VMinimum Start Voltage10V for 12V,20V for 24V,40V for 48VLow Battery Alarm10.5V for 12V,21V for 24V,42V for ... 48VLow Battery Transfer10V for 12V,20V for 24V,40V ...