Orion Handheld Marine Red Signal Flares - 3 PackThis product is subject to an additional $10 hazardous shipping fee and requires a signature at deliveryThese flares exceed US Coast Guard requirements for brightness and burn time and are approved as both a day and nighttime signaling device. The new Eco-friendly formula uses no Perchlorate which makes for easy disposal after use.Boat Flare Specifications: Brightness: Up to 950 candela; Burn Time: Up to 3 minutes each; How to Activate Locator Boat Flare Grasp the bottom of the flare below the hold line on the label.; Remove the black lid on the white cap; Twist the white cap, remove and save to ignite the flare; Point away from face and body. Aim downwind; In a downward motion, strike the button on top of the flare with red abrasive surface on the white cap.; Hold the burning flare over the side of the boat; Do NOT wave overhead; Orion Handheld Marine Signal Flare Safety Data Sheet