I use the sea hunter standard mode zero disc in the water and wet sand works great during most days and and night I run disc @3 around lounge chairs at night and sometimes use my tiger shark in the dry also,
FOR JUST THE BEACH GET A PI DETECTOR.TWICE THE DEPTH OF A VLF DETECTOR.IF YOU AREN'T GOING INTO THE SURF LOOK AROUND FOR A CSCOPE CS4PI (I PICKED ONE UP FOR $290 AND USE IT TO HUNT LOW TIDE WET SAND. IT'S LIGHTWEIGHT AND DEEP...........GOOD LUCK