Ultra sonic and Super easy

This set of two pack ultrasonic pest repeller is a must have around the house, out buildings, sheds and barns.  It is a very easy way to keep all types of pest at bay and away.  It comes two to a pack, super easy to set up and start using.  The sensors can be set for different frequency for use on different pests.  The repellers can be used on as small as a flea or as large as a mouse or spiders.  Does not harm the pest only keeps them away, do environmentally useful.  Easy to use and safe for all pets and children.