Anti Mosquito Bracelet Watch Silica Gel USB Rechargble Ultrasonic Mosquito Repellent Bracelet for Outdoor

Physical Mosquito Repellent: The bracelet stimulates mosquitoes by emitting frequency conversion sound waves, interferes with mosquito hring and nervous system to achieve the effect of anti bite, which is harmless to people. Silica Gel Material: This anti mosquito bracelet watch is made of premium silica gel, which is skin friendly and non allergic. The bracelet feels like a baby's skin, which is safe for pregnant women and children. Electronic Clock Function: This mosquito repellent bracelet has an electronic clock function with an accurate 24 hours clock display, and can be used as a watch during outdoor sports. Item Type: Anti mosquito bracelet watch Material: ABS, silica gel Weight: Approx. 48g/1.7oz Voltage: 5V Current: 1A Operating Frequency: 34Hz-70KHz Battery: lithium battery 90mAh(Built in) Charging Time: About 30 minutes Working Time: 7 days after being charged and standby for 6 months