Item Weight 9.07 g
Item dimensions L x W x H 3.1 x 2.1 x 0.4 inches
Power Source Ac/Dc
Item Dimensions 3.1 x 2.1 x 0.4 inches
Color White,Red
Global Trade Identification Number 00701722949713
Model 7-201
UPC 7445027243215

Check the listing for details. Rotation Tester and AC Detector for Circulating Pumps Etc. Color: White,Red, Condition: New. Listed at 12.06 USD. This very useful device quickly indicates rotation direction. It can also be used to detect the magnetic field produced by AC. The red and white disc spins on its axle when the tester is placed close to a sufficiently strong AC field.

$8.44
$12.06