The description "OEM Design Ni-Cd AA 600mAh 1.2V Rechargeable Battery" refers to a specific type of rechargeable battery. Let's break down what each part of the description means:
OEM Design: OEM stands for Original Equipment Manufacturer. OEM design implies that these batteries are manufactured by a company specifically for another company (the OEM) to be rebranded and sold under the latter's name. The design can be customized according to the specifications of the purchasing company.
Ni-Cd: This indicates the battery chemistry. Ni-Cd stands for Nickel-Cadmium. Nickel-Cadmium batteries are a type of rechargeable battery using nickel oxide hydroxide and metallic cadmium as electrodes.
AA: AA refers to the size of the battery. AA batteries are a standard size of dry cell battery. They have a cylindrical shape and are commonly used