The NI-MH AAA rechargeable batteries are a perfect alternative to conventional alkaline batteries, offering the same level of power and longevity at a fraction of the cost. These 1.2V, 550mAh batteries, specifically designed for Panasonic BT Gigaset Cordless Phones, provide up to 550 charging cycles with self-discharge protection, ensuring optimal battery life between charges. The two-pack set makes it easy to keep a spare set on hand for those last-minute moments when you need to recharge. With a longer charge time than alkaline batteries and no memory effect, these Ni-MH rechargeable batteries are an eco-friendly choice for your daily needs.