STOP & GO Marten repellent "4B BATTERIE "

Ultrasound with frequency modulation, independent of vehicle electrical system, slimline design, 2 waterproof piezo speakers
Highly effective ultrasonic device with battery operation. Frequency-modulated ultrasonic tones that signal the marten's utmost danger with animal-like cries of fear and warning. Independent of the vehicle's electrical system thanks to operation with two commercially available 3 V Coin Cells (CR2477), particularly long service life of approx. 24 months per battery set. Ideal for long-term parking such as classic cars, motorhomes, exhibition vehicles or for the carport. 360° beam radius, >170° beam angle, sound pressure: approx. 110 dB, frequency: 20 - 25 kHz, waterproof to IP65, with function indicator light and E1 marking from the KBA.