We have improved on the design with added features. These changes by no means alter the effectiveness of the unit. Our electronic design is unique and efficient making the unit very portable and light-weight. There's even a provision for adding an external power source to save on batteries, such as an AC-DC Wall Adapter which you can purchase from any Radio Shack store. This conforms to Dr. Beck's specifications exactly.
Casing is high-impact ABS plastic.
The Silver Wires are about 14 AWG dia. Weight of The Silver Pulser unit is only a few ounces - very lightweight. Case is black in colour. The Silver Pulser has a full 3 Year Parts and Labour Warranty on all internally mounted components. We accept also cheques and money orders.