The 8 Pack 550mAh 1.2V HHR-55AAABU AAA Ni-MH Rechargeable Batteries for Panasonic BT Gigaset Cordless Phones are a must-have for those using these devices. With a capacity of 550mAh and rated at 1.2V, these batteries provide ample power to keep your Panasonic BT Gigaset Cordless Phone running smoothly. The HHR-55AAABU name indicates these are rechargeables, which means you can reduce waste and lower expenses by using them over and over again. These batteries also have a high discharge rate of 1.5A, ensuring they can handle heavy usage without compromising their performance. The pack contains 8 batteries, making it a cost-effective and long-lasting investment for your Panasonic BT Gigaset Cordless Phone.