Specifications: Product Type: Ultrasonic Bat RepellentMaterial: ABS Color: white Main repelling targets: bats, pigeons, woodpeckers and other bird species Ultrasonic type: 2024 version high-frequency sound wave How it works: 1?this product can be adjustable ultrasound,can produce ultrasound can effectively stimulate the control range of birds, bats, mice nervous and auditory system, so that discomfort and escape. 2?This product is suitable for windows, corridors, balconies, warehouses,factories,greenhouses, small orchards and other places to use. How to use it: 1?This product can be rechargeable lithium battery, first use will be full of power and then use, USB cable plug into the charging port can be charged,product charging for red light, green light full charge. 2?Press the switch button to start the work of ultrasonic, while the indicator light,product effect is not ideal can be appropriate to adjust the sound wave,in order to achieve a more ideal driving effect. Why choose our product? 1. The ultrasonic pest and mouse repeller can effectively drive away rats, cats and other animals. 2. Our ultrasonic bat repellent keeps you safe from rat and other animals. 3. We have excellent brand service and after-sales service. Package Includes: 4 x ultrasonic animal repellent 4 x charging cable