【實用工具app】Bug Zap! (FREE)|最夯免費app-gigacircle

Bug Zap turns your iPhone or iPod Touch into an insect repellent device by emitting a high frequency (20,000 Hz) tone that humans can't hear, but insects can.Mosquitoes and other pesky insects will be driven away by the high frequency sound that only they can hear.Simply tap the screen to turn on Bug Zap, and mosquitoes and other harmful insects will be driven away. Bug Zap even works while your device's screen is turned off.Bug Zap is great for campers, hikers, or anyone who spends time outdoors.NOTE:- 1st gen iPod Touch devices require external speakers, due to their lack of built-in speakers.- Be sure your device is un-muted and that your volume is turned all the way up.