Features: brand new and high quality Ultrasonic electronic insect repellent, quiet and harmless. Enhanced dual-speaker rodent repellent has high power penetration. Wide range of frequency conversion sound wave coverage. Effectively repels insect, cockroaches, rats, etc., range of 100 square meters. Widely used in homes, restaurants, hotels, kitchens, offices, warehouses, farms and other indoor places The for shell is made of ABS plastic material, which has good for touch and durability. The ultrasonic waves emitted by this unit are far away from human hearing. They will not cause harm to humans and pets. It will not affect the home machine. Specification: Material: ABS Optional Color: Pink, White Size: app. 11.3x6.2x4cm(4.45x2.44x1.57in) Product Power: 3W Rated Frequency: 22-65KHZ Plug Type: US Plug Coverage Area: 100m2 Quantity: 1 set(2pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 set(2pcs) x Insect Repeller(other accessories demo in the picture is not included.)