This is a high-performance replacement two-way battery for the Motorola GP350 RADIUS, guaranteed to meet or exceed the OEM specifications of your original. The two-way battery is 5.55 x 2.25 x 0.7 inches. Manufactured by Empire Scientific, model number EPP-9360. We offer a 1 Year Warranty with purchase. See this product elsewhere at a lower price? Call or email us; we have a Price Match Guarantee.