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LANBOO 22mm green LED Digital Display Electricity Hertz Frequency Meter 0-99hz
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Metal Push Button Switch LANBOO Customize Metal Push Button Switch High Current High Reliability and Long Life
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LANBOO 22mm CE LED square mini digital display HZ Hertz frequency meter indicator lamp combo measuring range 0-99 hz
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symbol can be customized 16 , 19mm , 22mm1NO1NC 2NO2NC dot illuminated power symbol push button switch for car , yacht