REMOVE Haynes Build Your Own Bat Detector Kit
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Make like Bruce Wayne and build your own bat detector! It lets you hear ultrasonic animals. Easy to build with no solder...
Product Information
Make like Bruce Wayne and build your own bat detector! It lets you hear ultrasonic animals. Easy to build with no soldering required. Requires one 9V battery, not included. For ages 14 and older
Product Specification
Product code: mp-00038289