Franzis Bat Detector Kit — build a working bat detector from an electronics learning pack. Converts ultrasonic bat calls into audible sound. 24-month warranty.
Franzis Bat Detector Kit – Build Your Own Bat Detector
The Franzis Bat Detector Kit is an educational electronics project that lets you build a functional bat detector from scratch. It enables you to listen to the ultrasonic calls of bats, which are normally inaudible to the human ear.
Transforms ultrasonic bat calls into audible frequencies you can hear in real time
Educational electronics kit with full building instructions in German and English
Compact and lightweight at just 143 g — easy to carry on field trips
24-month manufacturer warranty for long-term project reliability
What makes the Franzis Bat Detector Kit special
Unlike simple observation tools, this kit gives you hands-on experience with electronics and signal processing. The detector converts high-frequency bat echolocation calls into the audible range, revealing a hidden world of nocturnal wildlife.
Ideal for...
Students, hobby electronics enthusiasts, and nature observers who want to explore bat activity in their local environment. The kit is well suited for school projects, maker workshops, and anyone curious about bioacoustics.
Application of the Franzis Bat Detector Kit
Assemble the circuit board and components according to the included instructions
Attach the detector to a smartphone or audio device using the 3.5 mm jack
Go outdoors at dusk or night and listen for bat calls in your surroundings
Use the audible output to identify bat activity patterns and species
Franzis is a German manufacturer specialising in educational electronics kits and maker projects. The brand focuses on hands-on learning experiences in electronics, robotics, and experimental physics, with products designed for students, hobbyists, and classroom use. Franzis kits typically include multilingual assembly instructions and are backed by a 24-month manufacturer warranty.
It is an electronics learning pack that lets you build a working bat detector. The device converts ultrasonic bat echolocation calls into audible frequencies, allowing you to listen to bats in real time.
No. The kit is designed as a beginner-friendly learning pack with step-by-step building instructions included in both German and English.
The kit weighs 143 g and is classified as a learning pack (Bausatzart: Lernpaket). It includes a 3.5 mm audio output jack for connecting to smartphones or audio devices.
The kit contains all components needed to assemble the bat detector, along with bilingual assembly instructions in German and English.
The product comes with a 24-month manufacturer warranty.
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