PTK-5188 ProTek RC LiFe Futaba Transmitter Battery Pack (6.6V/2100mAh) | The RC Shop at Dr Dans

Engineered for Futaba transmitters including the 3PV, 4PK, 4PM, 4PV, 4PLS, 4PX, 7PX, 10PX, 16SZ, and 18SZ models, this ProTek RC LiFe battery delivers 6.6V and 2100mAh of reliable power. LiFe chemistry provides superior durability compared to Li-Poly alternatives, with over 1000 usable cycles and a lifespan up to 4 times longer. The inherent safety profile eliminates combustion risk, while deeper discharge capability and full-charge storage without power loss offer practical advantages. Charge with a dedicated LiFe charger at 1C rates maximum and observe the recommended 20-cycle break-in period to ensure optimal longevity and performance.