this have be a invaluable tool . i use it for hunting , camping , day trip , road trip , and geocaching . it be so user friendly my 7yr old can use it to find `` treasure '' -lrb- geocach -rrb- . the radio have good range as long as it be line of sight . there be about 20 people in we hunting family that use these , all but one have have no problem , the one be a factory lcd problem , outdoor store replace for free . i will hand down this one and get new color screen for myself .