Featuring a Lithium Ion power battery to last for days, not hours! The features found in the FLX-28 read like the wish list of avid ice anglers starting with digital depth, Auto Range, Two zoom zones, battery status, FIVE color palettes to select from for maximum visibility, five foot depth range adjustments starting at 10 feet, Maximum range of 300, Day and Night display brightness settings, Low power options for fishing in super shallow water, a unique Weed Mode for better performance while fishing in weeds.