GW-3212 30A FEATURES Wide charging range (9-32V DC) Buck-boost automatic voltage switching function Up to 30A output CC, CV and float charging modes Lead-acid, AGM and gel battery charging settings LCD screen shows battery type, power source, input voltage, battery voltage and charger current SPECIFICATION Input Voltage(DCV): 9~32 Efficiency(%): 92% OutputCharging Voltage(DCV): 14.1 / 14.4 / 14.7V(Switchable) Charging Current Max. (DCA): 30A Charging Mode Stage 1: Constant Current(CC): Max.30A Stage 2: Constant Voltage(CV): DC14.5V Stage 3 Float Charging: DC13.3V High Input Voltage Shutdown(DCV): >32V Low Input Voltage Shutdown(DCV): <9V Input Reverse Polarity: YES Input Fuse(On PCB): YES Over Temperature: YES Output Over Current: YES Output Short: YES Output Reverse Polarity: YES Safey Charger Connection: YES Input/Output Terminal Type: Charger Input (+) Charger Input (-) ACC (ON-OFF) Pin Battery Connect (+) Battery Connect (-) LCD Display: Charging Information Battery Voltage Charging Current Heat Dissipation: By Fan Temperature Control Fan: YES Dimensions: L134*W180*H53mm Net Weight: 0.4KGS Standards: CE, E-Mark