Battery DataVoltage at end of charge DC● 29 V recommended at -10 °C● Recommended 28.4 V at 0 °C● 27.8 V at 10 °C recommended27.8 V recommended at 10 °C ● 27.3 V recommended at 20 °C● 26.8 V at 30 °C recommendedRecommended 26.6 V at 40 °CRecommended 26.3 V at 50 °COutputBattery capacity 1.2 A-hOutput..