Monitor your systems quickly and accurately with this easy to read 45 ~ 55Hz panel meter. Specifications: Hz 220V 45 ~ 55Hz Class 1.5 Power: taken from the equipment being tested Colour: white and black Dimensions: 7.3 x 7.3 x 5cm (2.9" x 2.9" x 1.9") This panel meter is brand new and boxed and includes screws for attachment. X-088.
eBay