Technical Parameters 1. 21° C( 70° F) resistance: 1.3± 0.15© — 1.7± 0.15© 2. Fire current: 0.40A / 0.37A 3. Safety current: 0.25A 5S/ 0.18A 5S 4. Testing current: 0.5MA Specifications GW: 8 kg Length : 1m Packing: 10/ 100, 1000pcs per carton Carton Dimension: 43* 29* 18CM Usage Methord Step one: Pls for sure that the fuse is longer than 3cm.Pls fold the fuse for connecting igniters easier. Step two, Pls connecting the ignter as the two follow pictures showing. Step three, After test the firing system and know it is good. Pls put the igniter into the red/ black clip. About shipping We will send the goods to you by DHL/ UPS/ EMS. They will send the goods to your door within 10 days. We will email you the tracking number after 3 days of the delivery About payment Paypal, wire transfer , western union, credit card