JALL Ultrasonic Pest Repeller Plug in - Rat Repellent Warrior for Mouse Control, Insect Bed Bugs, Ants, Mice, Mosquito, Roach Killer, Fleas, Flies, Spider, Rodent, Cockroach Indoor, No Trap or Poison LARGEST SCRATCHABLE MAP ON AMAZON - 24 inches by 36 inches of full, vibrant color on a sleek glossy poster-board backing (Unlike competitors who use easily ripping paper backing) to have it last as long as you need it! Perfect for framing once finished! 267 FULLY SCRATCHABLE FULL COLOR FLAGS - Including ALL Major World Country Flags, ALL 50 US State Flags, ALL 13 Canadian Province and Territories Flags. We also included amazing graphics and landmarks: Sharks, Dolphins, Penguins, the Eiffel Tower, the Titanic wreckage site, the Amazon jungle, the Sahara desert, we've went overboard to bring you the most complete and eye-popping scratchable map out there on the planet!! BEAUTIFUL GRAPHICS & USA States and Canadian boundaries outlined under-foil - We have designed this map to include full color under the tin foil backing and have also included artwork to make it both aesthetically pleasing and accurate. No other brand besides The World Awaits delivers the most beautiful graphics from dolphins, sharks, major landmarks such as the Eiffel Tower, the Titanic, Amazon Rainforest and Sahara desert to name a few! TONS MORE GRAPHICS INCLUDED! SCRATCH TO REVEAL! THE BEST GIFT IDEA for your students or your boss or family member who has it all! You'll be sure to impress them with this unique one-of-a-kind item! WORRY FREE - 30 Day No Questions Asked 100% Money Back Guarantee for Any Reason! JALL ultrasonic Pest Repellent is effective for an area up to 80 Square Meters.Since ultrasonic sound can not penetrate wall and solid object, one room one unit is recommended. As for large storage area with serious pest infestation, additional units is required. Generally speaking, 6 Packs can cover your house. Bed Bugs, Spiders Ants, Rodents Mice / Rat Mosquitoes, Fleas Cockroaches / Roaches This ultrasonic pest repellent use safe &amp; advanced effective technology to disturb and irritate the nervous system of pests, which is more powerful which make pests and rodents are harder to immunize than before. Work well on mice, cockroach, ants, spiders, bed bugs, mosquitoes, insects, rodents, flies, fleas and other kinds of pests. Inaudible Ultrasonic Frequency : 24 - 64 KHz Input Voltage : AC 90 - 250 V Output Power : 2 - 3 W Effective Coverage Area : 120 - 150 Sq. Meter. per unit Operating Temperature Range : 0 - 40 Package Including : 4 packs Please install our item at 80-120cm away from the floor . Just plug electronic repellent into the socket and let it do the rest. And should be vertical to the floor and plug to the outlet. Due:Please note that if you have a hamster pet at home, please Do not use this Ultrasonic Pest Repeller. Effective area: 120~150 Square Meters per unit. Since ultrasonic sound cannot penetrate wall and solid object, one room one unit is recommended. As for large storage area with serious pest infestation, additional units is required. If you have any mentioned insect or hamster as pet, please don&#039;t use this mouse repellent nearby your pets. Normally,pests will increase at the beginning of the using days cause they will get away from the living place after the attack of the ultrasonic.