Whadda Stereo ultrasonic sound and bat detector

This is the Whadda WSAK8118 ultrasonic sound and bat detector - stereo. This DIY detector kit converts imperceptible sounds to humans, such as those from a bat, into a clear signal. It's also a useful tool for early defect detection in machines, motors, and electronic equipment. What sets it apart is its stereo function, which allows for the sound source to be located. It's an ideal gadget for a thrilling Halloween experience!The Whadda detector operates using the heterodyne type with electret microphones, covering a frequency range of 20 to 90 kHz. It runs on 3 x 1.5 V AA batteries (not included), with a consumption of 8 mA. Weighing 135g (with batteries), it's lightweight and easy to carry.The device comes with a 3.5mm headphone plug output (headphones not included) and measures 129mm in depth, 40mm in height, and 60mm in width. Its black color adds a sleek touch to its design.Find out how the detector works here!Specifications

* type: heterodyne * microphones: electret * frequency range: 20 – 90 kHz * power supply: 3 x 1.5 V AA batteries (not included) * power consumption: 8 mA typ. * size: 129 x 60 x 40 mm * weight: 135 g with batteries * output: 3.5 mm jack for headphones (headphones not included)