Lenmar Motorola HNN9018A Battery for Motorola SP50 2-Way Radios Fits: Motorola Sp50 Replaces: Motorola Hnn9018a 7.5v / 1800mah Nickel-metal Hydride 1-year Warranty Fits: Motorola SP50 Replaces: Motorola HNN9018A Nickel-Metal Hydride 7.5V/1800mAh 1 Year Warranty