High-capacity batteries for agricultural spraying drones available in 16Ah, 20Ah, and 24Ah variants, designed to extend flight time and support heavier payloads for longer, more efficient spraying missions. Lightweight and rugged with high-energy-density cells, integrated BMS and safety protections (overcharge, short-circuit, temperature), fast-charging capability, and weather-resistant casing for reliable, plug-and-play field operation.