Product description：
The Marten-Free-ProDevice generates an acoustic signal with a frequency of 23 kHz in
intervals of each1 second turn-on and 3 seconds turn-off time. This ultra high frequency is
uncomfortable to martens keeping them away from the vehicle. Fastened by means of the
enclosed self-tapping screws or adhesive pads in the engine compartment of the vehicle.
Technical data：
Power supply: 12 V DC
Working current: appr. 8 mA
Frequency: 23 KHz +/- 10%
Rated output: < 0,1 W
Micro-Fuse: 0,2 A
