With boaters in mind, this 5-stage charger can deliver either 30A or 50A charge to each of three battery banks. Or the Phoenix 1+1 model supplies 3 A to the starter battery and the rest to the "house" bank. 24 V models are available with 16 A/ 25 A charging. Bluetooth is included and you can monitor the charger and set alarms directly from your phone. Customizable, intelligent and dynamic charging features.