Ultrasonic insect 2 Packs Electronic Ultrasonic Pest Repeller Pest Control electronic insect repellent # เครื่องไล่หนู แมลงสาป 16 CAUTIONS: 1, This device should be mounted 20-80cm above the ground to prevent from moisture and water. 2, Mounting point should avoid sound absorption material such as carpet and curtain to prevent lowering sound pressure and affecting pest repelling effect. 3, In the first few days of use, it is normal to find pests activity increases. Because pests escape from hiding place under attack from ultrasonic and electromagnetic wave. 4, Do not use strong solvent, water or wet cloth to clean the device. Use dry cloth with some neutral detergent to clean it. 5, Do not drop out or impact the device strongly.
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