LOCATOR MARINE SIGNAL PACK, HAND-HELD RED FLARE SIGNAL PACK, 4 (4) PACKS PER CASE. OUR HAND-HELD SIGNALS ARE EASY TO USE, WATERPROOF AND SAFE, WITH A BUILT IN PROTECTIVE HANDLE. THEY STORE EASILY IN OUR RE-SEALABLE PLASTIC BAG AND CAN BE USED AS REPLACEMENTS IN OUR ALERT/LOCATE KITS. HAND-HELD RED SIGNALS BURN UP TO 3 MINUTES. BRIGHTNESS UP TO 700 CANDELA. USCG APPROVED FOR DAY OR NIGHTTIME USE.