Bye Bye Birdie DUAL Milking Shed Optional predator bird cries and

Optional predator bird cries and harassment sounds with adjustable volume control

Lift all the hanging door wires up and clip them in open position

When installed properly

Frequency: 15 - 25 Khz

- Gel will last for approximately 12 months (depending on application and dust and residue in the area)

Bye Bye Birdie DUAL Milking Shed Optional predator bird cries andThe Bye Bye Birdie Dual works by creating invisible magnetic fields. This confuses birds, as they depend on the earths magnetic field for determining their sense of direction. Birds simply avoid the disturbed area. Sold in pairs with magnets of opposing polarity. BYE BYE BIRDIE (BBB) Features: safe for birds, pets, people & the environment. does not scare, trap or injure birds. uses no electrical power, so it costs nothing to operate needs no