Sota Silver Pulser Model SP5 Instruments Colloidal Silver SOTA Silver Pulser Model SP7 Instruments Colloidal Silver. 9 Volt Battery not included Dual Function: The SOTA Silver Pulser is used for Micropulsing on the wrist as well as making an Ionic~Colloidal Silver electrolyte solution Microcurrents: Assist the body’s natural electricity for more energy, health and well-being; many people report an increase in energy when using the Silver Pulser Ionic~Colloidal Silver: Make up to 80 gallons of 5-8 PPM with one set of 99.99% pure Silver Wires; an easy and inexpensive way to make your own Silver Solution and to support your body’s natural defenses Includes unit and all accessories for Micropulsing and making Ionic~Colloidal Silver