JV198 2 Pack Upgrade Pest Repeller Plug-in Pest Control Reject Anti Mi

color : white and blue size : 2, 4, 1 280202376/10011834502 Features: Each set includes 4 small units, each pest control repeller covers up to 120150m2. JUST PLUG IN. Just plug our pest repeller into the socket and let it do the rest. It should be vertical to the floor and plug to the outlet. Since the 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. This pest repeller is Odorless, noiseless and no radiation. Pest control uses sound waves to drive pest and rats away Specifications: Operating voltage: AC 180v-250v / 50Hz; AC 90-110V/60HZ Power: 6-8W Output frequency: 25kHz - 55KHz Effective coverage: 120-150m2 (open space) Overall dimension: 100 * 65 * 58 (mm) Package size:135*125*65mm) Pacakge weight:255g Matters Needing Attention: 1.The machine should be installed 20-80 cm above the ground, and should be inserted into the power socket peendicular to the ground; 2. The installation point should avoid the caet, curtain and other sound-absorbing materials as far as possible, so as to prevent the decrease of sound pressure from reducing the sound field and affecting the insect repellent effect; 3. In the first few days of use, it is normal to find that the activities of rats and pests increase significantly. After being attacked by ultrasonic wave and electromagnetic wave, the rats and insects hiding in the nest escape from their original hiding places one after another; 4. The machine is directly inserted into the AC mains socket for use (voltage range: AC90V ~ 250V, frequency: 50Hz ~ 60Hz); 5. Attention: moistureproof and wateroof; 6. Do not use strong