<b> Protect Your Home and Your Family from Rodents and Insects with the NEWEST UPGRADED 2019 Advanced Ultrasonic Pest Repellent from Fine Home! </b> This upgraded version has used smart chip to extend the range of ultrasonic frequency and it applies stronger ultrasonic wave to disturb nervous system of the pests. Each pest repeller plug in is effective in now even more area up to 1,600 Sq. Ft! This 4-pack not only covers your entire home but is safe for children, pregnant women and pets, and even the pests! The ultrasound waves cannot be heard by humans or pets.<b><br> INSTRUCTIONS: </b> Simply plug the <b>Fine Home </b> unit into any outlet.<br>Week 1: Pests feel quick impact from our <b>Fine Home </b> pest control system & run away from their shelter and nests.<br>Week 2: <b>Fine Home </b> Non-immune non-adaptable pest repellent will drive pests away and keep them out <br>Week 3-4: <b>Fine Home</b> device will make your home intolerable for pests & flee from home forever. <br> <b>FEATURES</b>:<br>100% kids & pets safe and eco-friendly<br>Repel mice, cockroaches, mosquitoes, spiders, bugs, ants and most of the indoor pests <br>Designed to last up to 6 years<br> LED Night Light with smart switch provides a soft glow in the dark & make your life more elegant. <BR><B>NOTES:</B><BR>1. Recommended Installed Height: 10~40 inches, vertical to the ground <BR>2. Turning off the light will not affect the performance of the ultrasound <BR>3. Ultrasonic cannot penetrate through furniture, cabinets or walls, keep an ample space around the area where it is plugged in, multiple units required for multiple rooms<BR>4. It's normal that the pests will increase at the beginning because they are getting away from their living spaces after the attack of the ultrasonic waves. Reduction in pest activity should occur within 2-3 weeks.<br> <b>SPECIFICATION:</b><BR>Input voltage：90~250V <br>Output Power: 6-8W<br>Effective Coverage Area: 1 unit- 1,600 Sq. Ft. <br>Package Including: 4 packs