3.7V 1S 10,500mAh Transmitter Battery: iXSR+ Product SpecsBattery TypeLiIon (3.3V per cell)Battery Voltage3.7VCapacity10,500mAhNumber of Cells1Spektrum SPMB10500LITX6 3.7V 1S 10,500mAh Transmitter Battery: iXSR+SKU: SPMB10500LITX6$124.99PriceQuantity*Add to CartBuy Now