Blue Sea 8239 AC Digital Frequency Meter [8239] LED Uses circuit breaker mounting screw

Uses circuit breaker mounting screw holes

Garden paths and stone walkways

with many LED upgrade options available

Hole Dimensions: Brackets turned inward - 13

4G series devices

Blue Sea 8239 AC Digital Frequency Meter [8239] LED Uses circuit breaker mounting screwAC Digital Frequency Meter Displays frequency from 40 to 90 Hertz 3 levels of display brightness Splashproof front WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov. Owner's Manual (pdf)