Weight:200g Size: 14.2 x 12.8 x 6.7 cm Color: as shown 【Long range insect repellent 】This rodent repellent can effectively prevent pests in an indoor area up to 80-120 square meters, and can be widely used in homes, warehouses, offices, supermarkets, hotels, etc. We recommend installing one at a time as the ultrasonic waves cannot penetrate walls and solid objects. But for areas with serious bugs, we recommend installing 2 or more. 【Rat Repellent Plug and Play】Just plug in our pest repeller. It works if you notice the dim glow. This rat repellent should be installed 10-30 inches from the ground, and no other obstacles within 1 meter. They are not effective for other rooms if you install equipment in one room. 【What You Get】4 Packs Ultrasonic Pest Repeller. No need to clean up dead pests, bad smell and corpses, no battery required and save a lot of money.