SNAP-ON MULTIMETER EEDM504D MAIN FRONT INSTRUMENT PANEL & the other side INTERNAL PANEL ONLY..- *(NOT THE MAIN CHIP CIRCUIT BOARD- AS THAT WAS FAULTY) swap your working circuit board over onto this. NO CHIPS OR CRACKS TO THE UNIT. *PLEASE OBSERVE ALL THE PHOTOS AS THIS ALSO PROVIDES A VISUAL DESCRIPTION. THANKYOU*