Product name: Ultrasonic mosquito repellent Product size:9*5.6*2.8 cm/3.54*2.20*1.10in Product color: white Product material:ABS Product features: 1. Say goodbye to Bad bug: With our upgraded ultrasonic pest repellent, you can finally say goodbye to unwanted Bad bug like mice, cockroaches, spiders, bedbugs, mosquitoes, and more. Our product emits a more powerful and non-repetitive ultrasound that attacks the auditory and nervous system of Bad bug, making it impossible for them to become immune to the sound. 2. Safe and eco-friendly: Compared to traditional pest control methods like chemicals, poisons, and traps, our ultrasonic pest repellent is safe and eco-friendly. It produces no chemicals, poisons, or radiation, making it safe for both humans and pets. 3. Easy to use and install: Simply plug our pest repellent into an electrical outlet, and it will start driving Bad bug away. It's easy and convenient to use, and you won't have to worry about children or pets getting hurt by dangerous traps or poisons. 4. Wide coverage area: Our pest repellent is effective for an area up to 800~1200 square feet, making it ideal for use in homes, supermarkets, hotels, offices, restaurants, warehouses, hospitals, garages, and more. 5. Long-lasting and energy-saving: Our product features an upgraded smart chip that enhances ultrasound pressure to repel Bad bug effectively and for a longer duration. Additionally, it has low energy consumption, making it cost-efficient in the long run. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1 pcs Ultrasonic mosquito repellent