Instructions for use 1. The machine should be installed at a distance of 20 to 80 cm from the ground, and it should be inserted into the power socket perpendicular to the ground 2. There should be no tall obstacles within 1 meter of the front of the product (that is, it should not be installed on the back of refrigerators, wardrobes, sofas and other objects) 3. The installation point should try to avoid sound absorbing materials such as carpets, curtains, etc., to prevent the reduction of sound pressure to make the sound range smaller and affect the insect repellent effect; 4. In the first few days of use, it is normal for any activity such as mice and pests to increase significantly. Because the rats and insects hiding in the nest were attacked by ultrasound and electromagnetic waves, they fled their original hiding places; 5. Note: moisture-proof and waterproof; 6. Do not use strong solvents, water or a damp cloth to clean the body, please use a soft dry cloth dipped in some neutral detergent to clean the body; 7. Do not drop or subject the device to strong impact; 8. Ambient temperature of use: 0 ~ 40 degrees Celsius; 9. If it is placed in a warehouse or where items are stacked, or on a multi-room floor, several more machines should be placed to increase the effect. 10 The product should work uninterrupted for 24 hours during use. In addition, the doors and windows should be closed at night, when the mouse is opened during the day, it will sneak away when the window is opened during the day) Specifications: Rated power: 5 (W) Power supply voltage: AC90 ~ 220 (V) Power frequency: 50 ~ 60 (Hz) Dimensions: 90 * 56 * 50 (mm) Material: ABS material Weight: 81 (g) Color: Ivory white with black sides Product effective range: 10-20 square meters Package Included: 1*Ultrasonic mosquito repellent