Powerful: Providing a stable 6.4V/7.2V output voltage, its 650mAh capacity balances battery life and size, providing ample power for your RC car, RC boat, model airplane, and more. Safety and Longevity: Utilizing LiFePO4 (lithium iron phosphate) cells, this battery is safer and less prone to explosion than standard lithium batteries, boasting an extremely long lifespan of over 2,000 cycles and far superior economics. Plug and Play: Factory-installed with an EL4.5-3P plug, it's compatible with a wide range of model devices using this connector. Please check your device's connector for immediate use, no modification required. High-Performance: High discharge capacity meets the demands of instant acceleration for your model; its low self-discharge rate ensures worry-free storage. Versatile Compatibility: Designed specifically for HFC1450 battery compartments, it's an ideal choice for replacing old batteries and upgrading model performance.