MR450 Mosquito Repeller is easy to use and provides hours of scent-free, mess-free mosquito defense up to 15' per repeller. This portable repeller is ideal for hunters from the tree stand to the duck blind and other adventures like fishing, camping, hiking, and more. ZoneCheck provides a visual indication when the zone of protection is created. Easy-to-grip rubber armor, belt clip for transport when not in use, quiet ignition, and accessory mounting system combined with a re-engineered grill and switch make the MR450 our most advanced portable repeller.