This product is designed to easily and reliably initiate a range of charges from L5A1 detonating cord. It is waterproof and may be connected underwater if necessary. There is no limit to the number that may be attached to any one length of detonating cord. It is ideal for initiating Blade, PE4, and Linear Cutting Charge. To maximize the effect of charges more than one detonation point may be used by using multiple boosters. The product contains secondary explosives only and hence is safe to handle.