The Envie AA Ni-MH 2800mAh rechargeable battery pack of 2 delivers high-capacity, long-lasting power for a wide range of electronic devices. Designed with low self-discharge technology, these batteries retain their charge for extended periods and can be recharged up to 500 times, making them an eco-friendly and cost-effective alternative to disposable batteries. Ideal for high-drain devices, they provide consistent and reliable performance.