Sony's rechargeable AA batteries with a 4600mAh capacity are high-performance cells designed for prolonged use in high-drain devices like digital cameras, gaming controllers, and flash units. These Ni-MH (Nickel-Metal Hydride) batteries offer:

High Capacity: 4600mAh for extended runtime.

Rechargeable: Can be reused hundreds of times.

Stable Power Output: Reliable performance in demanding electronics.

Pre-Charged: Often come ready to use out of the box.

Note: Ensure compatibility with your charger, as high-capacity Ni-MH batteries may require specific charging currents. Some older models may have lower actual capacities due to aging stock.