1. Intelligent Ultrasonic Mosquito Repellent Bracelet: This product uses physical mosquito repellent to provide all-around protection, making it safe for pregnant women and babies. The advanced technology effectively repels mosquitoes and creates a safe and comfortable environment without harmful chemicals or sprays. The long-lasting battery ensures you are protected for an extended period. 2. 360-Degree Physical Mosquito Repellent: This product uses microcomputer ultrasonic frequencies to create sound waves and waves to interfere with mosquitoes' hearing and nervous systems, creating a safe and harmless way to keep them at bay. It is designed to give 360-degree coverage for better results. 3. Safe and Harmless Physical Mosquito Repellent: The intelligent technology used in this product provides a safe and effective way to protect against mosquito bites. Unlike chemical repellents, it does not have any adverse effects on human health, making it suitable for pregnant women and babies. It creates a comfortable and safe environment for everyone. 4. Three-Level Mosquito Repellent Settings: This product offers three different modes to keep mosquitos away. The first provides daily indoor use, the second activates the sport mode, and the third activates the outdoor mode, making it versatile for various activities while ensuring optimal protection. 5. Convenient Charging and Long Battery Life: This product can be easily through its plug-and-play mechanism, which ensures that it has a long battery life and runs efficiently throughout the day using smart chips to save power. Its compact design makes it easy to carry around, so you can enjoy uninterrupted protection wherever you go. Product type: Ultrasonic mosquito repellent bracelet Product battery: Polymer battery 3.7V Battery capacity: 100 mA Frequency: 34HZ-70KHZ Color: B:White Material: Acrylic + Silicone Package Contents: 1 x Mosquito Repellent Wristband Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.