Explore ProBuild Aircraft Ltd’s range of 1S (3.7V) Li-Po batteries, designed for RC aircraft, drones, and other hobby applications. Our high-quality batteries provide reliable power, long life, and consistent performance to ensure your aircraft operates safely and efficiently. Ideal for both beginners and experienced pilots, these 1S Li-Po batteries deliver maximum flight time in a compact, lightweight package. Browse our collection to find the perfect battery solution for your aircraft.