Safe and non-toxic. Reusable & Easy to Clean: Clean the chamber box with flowing water, leaving no traces or unpleasant odors, there's no need to replace parts. The high pressure duration is 4 minutes, the red light is on for 4 minutes, 60 seconds for continuous high pressure, 180 seconds for pulsed high pressure, the pulse frequency is 15Hz/ - simulated the frequency of the rat's heartbeat to electrocute the rats.
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