Descriptions:_x000D_Color: White + Black _x000D_Material: ABS _x000D_Plug Type: EU/US/UK Plug _x000D_Power Supply: AC 90V-250V, 50-60Hz _x000D_Power: 5-6W _x000D_Ultrasonic Frequency: 22-65KHz _x000D_Effective Range: 80-120 Square Meters _x000D_Working Temperature: 0-40C _x000D_Product Size: 60*30*90mm / 2.4 * 1.2 * 3.5in _x000D__x000D_Feature:_x000D_Effective Coverage Area: 80~120 square meters. The best coverage area is less than 60 square meters. Smaller the area is, greater the effect is._x000D_Stable and effective._x000D_Directly plug into an AC outlet, and make sure that no item blocks its emission._x000D_Ultra-low power consumption; without effects to electrical equipment._x000D_No Harmful Chemicals Or Poisons, Noiseless, Safe, Easy To Use._x000D_Repels Bugs, Ants, Mice, Cockroaches, Mosquitoes, Spiders, Rats, etc._x000D_Non-toxic& Environment-friendly,Standard Wall Plug-In,Indoor Use Only_x000D__x000D_Note: _x000D_1. This machine should be installed at 80-120cm away from the floor.And vertical to the floor and plug to the power socket. _x000D_2. The installing point should be avoided to be in the back of the curtain,fridge, and any other furniture that deterring or attaching frequency. _x000D_3. It's normal that the mouse and vermin will increase at the beginning of the using days.Because they are moving away from their living place after the attack of ultrasonic. _x000D_4. Don't clean the machine by strong impregnant, water or damp cloth.Use dry and soft cloth with some neuter wash to clean it. _x000D_5. To increase the effect, you should use several sets machines at the warehouse or goods pile-up, several rooms. _x000D__x000D_Package Included: 1 * Ultrasonic Pest Repeller_x000D_