... equipment, power systems, alarm systems, fire and security and defense systems, medical equipment, UPS and computing to standby power, backup power supply ... Maintenance-free, easy installation, safe no leakage, good charge and discharge performance, self-discharge rate is lowBattery compositionBattery compositionPositive plateNegative ... ),Maximum current: 26.25A13.5-13.8V (-18mV/°C) Lead Acid Battery