Fireworks Igniter The invention of safe ignitions is a great revolution in the fireworks firing technology. This technology is using the high-speed current to get through the resistence wire to light the igniters.When using the safe ignitions ,the firing system’s voltage can't be lower than 12v .And it is better when the firing system have the text function. The operation procedures is as follows:using methord:1,Firstly, put the safe ignitions into the firing system.Secondly, using the firing system to check it.2,Turn off the firing system,then put the firing ignitions in the end of the fireworks down-lead.But remenber to leave 0.3-0.5cm down-lead out of the safe firing system.3,Turn on the firing system, then move the power switch to the fire position.4,Keep the distance out of 40-50m with fireworks, that you can press the remote control and then you can fire.Some Parameters: 1.Specification: 3m 2.Packing: 10/80 3.Carton size: 63*32*19cm 4.GW: 15kg About shipping: We will send the goods to you by DHL/ UPS/EMS.They will send the goods to your door within 10 days. Pls check the tracking number from Aliexperssin 5 days after you do the payment.