Introducing the New Helix Blue(TM) Pack from E-Stim Systems, featuring their latest Power Box the ElectroHelix(TM) the Helix Blue(TM) Pack gives you a great start for internal electro play. The ElectroHelix(TM) is the latest in the range of power boxes from E-Stim System. E-Stim Systems started in 2004 with the original Series 1, which has