... recognition 2.LCD Display 3.IP67 4.CE 20a 24v 12v pwm solar regulators As for this product, the details ... as below: 1Nominal voltage12V fixed,24V fixed,12V/24V automatic recognition2Max solar current or load current20A 3Boost voltage14 ... function:30%-70%3.Configuration:Digital Unit with LCD display4.Battery type: Lead-acid,gel5.Protection:over voltage,over current,over temperature,low ...