Black anti-mosquito bracelet, USB rechargeable ultrasonic waterproof mosquito repellent watch for indoor and outdoor use, adults and children

General Description This black anti-mosquito bracelet is designed to effectively repel mosquitoes in a non-toxic and environmentally friendly way. Made of soft silicone, it is odorless and free of added chemicals, making it safe for babies and adults. The adjustable strap fits most users, providing optimal comfort. Technical Specifications Material: Soft silicone Charging: USB, fast charging in 30 minutes Battery life: 30 days in standby Usage: Over 130 times with a full charge Time display function: Yes Usage This bracelet offers several usage modes to meet your needs: Indoor mode: Press the power button once Outdoor sports mode: Press twice Silent mode (suitable for sleeping): Press three times Turn off the device: Press four times Time display: Click the time display button