Trade up from pesky, bulky, power-hungry, heat-producing mains adapters. This innovative adapter uses state-of-the-art switching technology to allow the user to choose various output voltages from a range between 3V and 12V (see specifications below for full selection of output voltages). The adapter also includes some supplementary that set it apart from other power supplies, such as a cooler running temperature, stabilized output, short-circuit/overload protection, a compact design, and a very low idling power consumption.
This hanging Galileo thermometer is a gorgeous way to display the temperature outdoors!
Explore the invisible and amazing power of magnets with 33 engaging experiments and games.
This plant and animal cell model activity set is a must-have resource for the science classroom!
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
This great rock tumbling kit comes with everything you need to polish stones and gems!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!