STOP & GO Prot. against Martens "2 Lautsprecher"

ultrasound, 12V, with FM, board power supply, 2 waterproof piezo speakers
Marten defense with double effect (Avoidance of acoustic shadow by two speakers). Especially suitable for tight and compact engine compartments. Protects against Marten bites on ignition cables, insulation, radiator and heater hoses through ultrasonic sounds, which indicate high risk animal fear and warning cries for the Marten. Fully-encapsulated electronics, 2x 160° beam angle, 360° emission radius and function warning light. Power input: lower as 20 mA, consumption: approx. lower as 0,25W, sound pressure: approx. 85 dB, frequency: 22 - 28 kHz, CAN-data bus suitable, E1-marking of KBA.
Note: The operation of the device is only permitted when the car is parked!