Discovery Kids Ultrasonic Detector
BRAND: Discovery Kids
AGE: 8 + years
This amazing detector picks up ultrasounds that are normally inaudible to the human ear. Tune your detector into the hidden sounds that surround us such as combing hair, fluorescent lights, rattling keys tearing paper, rubbing fabric and of course bats. Go outside and Simply turn on and tune in to hear ultrasounds made by bats in the night, or a bee taking pollen from a flower and much more.
Features: 20,000Hz to 100,000Hz frequency range, Frequency and volume controls, Lightweight hand-held unit, ON/OFF switch.
Recommended for children 8 years and older.
Requires 1 x 9V battery (not included)