ITEM NAME:45-55 Hz 220V Analog Panel Frequency Meter Hertz Indicator for System Monit F6R5 45-55 Hz 220V Analog Panel Frequency Meter Hertz Indicator for System Monit F6R5 onitor your systems quickly and accurately with this easy to read 45 ~ 55Hz panel meter. Hz 220V 45 ~ 55Hz Class 1.5 Color:black&white Dimensions: 7.3 x 7.3 x 5cm Material:plastic Package Contents: 1x panel meter Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
