SINGLE VOLTAGE 52MM GAUGE WITH OPTIONAL CURRENT DISPLAY The REDARC 52mm G52-VA voltage gauge measures one voltage level and enables the monitoring of charging performance of either the main or auxiliary battery.
DUAL VOLTAGE 52MM GAUGE WITH OPTIONAL CURRENT DISPLAY The REDARC 52mm G52-VVA dual voltage gauge measures the voltage level of up to two 12 volt batteries and enables the monitoring of charging performance of either the main or/and auxiliary battery.