100% brand new and high quality Colour: White   Package included: 1 x Pest Repelling AidUse instructions:This machine will be inserted into the socket， and then toggle switch， you need to drive the frequency of rats and insects. When I first started， the ultrasound they from a hiding place to catch up， however， in a short time they will be kaput， all out of. After three to six weeks， the mice and the pest were all released and no longer bothered you.Note:1， the machine should be installed in the ground from 20 to 80CM3， the use of the first few days， if found in rats， pests and other activities increased significantly， is a normal phenomenon4， the machine is directly inserted into the exchange of 220V city electric socket in use5， attention: moisture， waterproof7， do not make this machine fall or make it a strong impact8， the use of environmental temperature: 0 ~ 40 degrees Celsius