Profile: Jotron UK Ltd. is a manufacturer of communications equipment for oil and gas, maritime & aviation markets. Our maritime products include EPIRB, EPIRB test kit, S-VDR float free storage capsule, VHF portable radio, and emergency and marking lights. Our Tron S-VDR CAPSULE™ is a GMDSS EPIRB with integrated GPS and also a storage media for S-VDR (simplified voyage data recorder). We offer survival, personal strobe, lifebuoy, marking and fishfarm lights. Our Tron 4F flashing lifebuoy light is designed to mark lifebuoys in the water, and also for marking of other objects such as moorings. The flashing light lifebuoy features high intensity xenon flash strobe light, clear lens, mounting bracket, and a quick release plug.