Best Seller | USB-Powered Automatic Electric Fly Trap Features: Effective Fly Trap: This device effectively traps flies using attractants. Once lured by the included bait, the rotating arm sweeps over them, trapping them inside. Flies enter the collection tray where they die after a few days. ... more USB-Powered Automatic Electric Fly Trap Features: Effective Fly Trap: This device effectively traps flies using attractants. Once lured by the included bait, the rotating arm sweeps over them, trapping them inside. Flies enter the collection tray where they die after a few days. Bed Bath & Beyond | | $33.49 $30.14 FREE shipping go to store |