ELEVEN PRE-PROGRAMMED BATTERY CHARGE CURVES - Includes LiFePO 4, GEL, AGM, Calcium, & Flooded Lead Acid Batteries plus custom, user programmable battery charge profile. Set easily from the charger, no need for a computer. ELEVEN PRE-PROGRAMMED BATTERY CHARGE CURVES - Includes LiFePO 4, GEL, AGM, Calcium, & Flooded Lead Acid Batteries plus custom, user programmable battery charge profile. Set easily from the charger, no need for a computer. ELEVEN PRE-PROGRAMMED BATTERY CHARGE CURVES - Includes LiFePO 4, GEL, AGM, Calcium, & Flooded Lead Acid Batteries plus custom, user programmable battery charge profile. Set easily from the charger, no need for a computer. ELEVEN PRE-PROGRAMMED BATTERY CHARGE CURVES - Includes LiFePO 4, GEL, AGM, Calcium, & Flooded Lead Acid Batteries plus custom, user programmable battery charge profile. Set easily from the charger, no need for a computer. ELEVEN PRE-PROGRAMMED BATTERY CHARGE CURVES - Includes LiFePO 4, GEL, AGM, Calcium, & Flooded Lead Acid Batteries plus custom, user programmable battery charge profile. Set easily from the charger, no need for a computer. The Sterling ProCharge Ultra all-digital marine battery charger runs on any global AC Power source between 90-270 volts, requires less input power, is lightweight, produces less waste heat, and still has a remarkably small footprint. It has 11 pre-programmed charging curves as well as one user customizable battery profile. Check the real time voltage or current output on the digital display or on the optional remote control that can be surface, recess, or flush-mounted over 30 feet away from the battery charger.