This is the perfect kit for lake and coastal boaters. Contains 4 pyrotechnic signals, plus an effective daytime distress flag and whistle with lanyard. All are packed in a compact, floating case that lays flat and stores easily. 4 Handheld Red Signal Flares USCG approved day or nighttime signal, brightness up to 700 candela, burn time up to 3 minutes each. 1 Safety Whistle with Lanyard measured at 116 db at 1 meter, pealess design won t freeze, high visibility orange plastic construction. 1 Distress Flag USCG approved daytime signal, 3 x3 with 4 ties, bright orange with international distress sign printed in black, meets NY and OH requirements.