Demonstrator of static electricity. In use for over 25 years, it is completely safe with no shock hazard. Consists of aluminum collector sphere mounted above neoprene belt; sturdy base and removable terminal housing for easy viewing of working parts; one each, metal and plastic pulley to generate different electrical charges. Uses include: demonstration of high voltage phenomena, demonstration of electrostatic attraction and repulsion, as a substitute for the Wimshurst generator, and experiments with hair raising, lightning, and electric wind. Assembled weight 2.3 kg, kit weight 2.1 kg. 200,000 volt potential, operable in humidities up to 90%. 45 cm high, 19 cm diam. aluminum collector sphere. Uses 110 volt 60 cycle AC. Includes spare neoprene belt. 1/150 hp motor. Convenient tabletop size.