RescueME EDF1 Electronic Distress Flare - 7 Mile RangeThe world's most compact electronic distress flareThe rescueME EDF1 electronic distress flare offers users a safe and long-lasting solution to visual signalling in an emergency.The unique lens design combined with the use of advanced LEDs and highly efficient circuit technology ensures a constant level of light output throughout the life of the user replaceable battery.The light output is a beam of over 30° throughout the full 360° azimuth, providing in excess of 6 times more light coverage than other electronic flares. Light is also distributed throughout the hemisphere above the unit to ensure visibility from the air.Unlike single use pyrotechnic flares the rescueME EDF1 can be used repeatedly in any of its four modes, ensuring continued visibility is maintained over a longer period. The unit is both safe to store and operate while also eliminating any worries associated with disposal.The compact size and rugged design means the rescueME EDF1 is the perfect safety product for a grab bag, life raft or hiker's backpack.Features: Advanced LED technology - Safe operation Compact, rugged design Superb 360 degree visibility in the Azimuth Excellent visibility for aircraft and helicopter SAR Up to 6 hours battery use Constant brightness maintained throughout the life of the battery Four modes of operation plus SOS signalling Easy change replaceable battery Range up to 7 miles Waterproof to 10 meters Battery test function