Lithium battery pack for GMDSS survival radios. Provides GMDSS capability to survival craft radios. 5 year replacement life. Operating life: 8 hours continuous GMDSS service. Size: 2.3" X 1" X 4.3". Weight: .34 lb.

A manual deployment survivor location device. The S4 Rescue SART is a 9GHz X-band Radar transceiver. Designed to assist rescue operations. Rugged, compact and easy to operate. Once activated, the unit will automatically respond to received radar signals, which will clearly identify its location on a radar screen with a line of 12 dots. Easy to operate, even with wet or gloved hands. Will remain in standby mode for over 96 hours. Waterproof and buoyant. Replaceable, 5 year battery pack. Weight: 1.16 lb.