A battery contact mechanism (10) including a battery contact spring (12) for electrically connecting a battery (24) with electronic componentry (20) within a battery-powered device (14), such as, for example, a portable, hand-held GPS unit or personal digital assistant (PDA). The battery contact mechanism (10) includes a single-piece battery contact spring (12), including a center section (34), an upper tang (36) for contacting the battery (24), and a lower tang (38) for contacting the electronic componentry (20); a post or rib projection (28) for securing the spring (12) within the device (14); and a sealant reservoir (30) for preventing leakage of moisture or other substances to the electronic componentry (20).