QuadraSource* Power Supply, Features an easy-to-use, full programmable interface for setting voltage, current or timer control with each parameter displayed in real-time, Programs may be paused or resumed at any point
Resistor Board, resistors mounted on a circuit board. Test clip holes on either side of the resistors allow for easy connections to clips on wire leads, provides an ideal set of load resistors, Dimensions: 3. 5 in long by 2 in wide
Solar Thermal Exploration Kit, Explore variables such as box color, light intensity, tube design, rate of water pumping, and amount of time it takes to heat water. Includes some basic information on solar water heating systems and how they work
Go Direct* Charge Station, perfect solution for charging your Go Direct Sensors. Each charge station has sixteen charging ports-eight USB and eight wand-style sensor ports. LED lights on the Go Direct sensors will show charging status