The AEGIS Shaft Voltage Tester digital oscilloscope from Electro Static Technology is designed and configured to take and capture highly accurate voltage measurements from the spinning shafts of motors. A complete package, the CAT II/III digital oscilloscope comes with a conductive microfiber probe, probe holder with magnetic base and carrying case. The two-channel, full-function 200 MHz oscilloscope has a 5.7-inch TFT LCD color display, multi-language user interface and five-hour rechargeable/replaceable lithium-ion battery pack. 866/738-1857; www.est-aegis.com.