Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
It is said that the frequency to repel all kinds of insects is 20Khz. These Ultrasonic waterproof speakers are designed to resonate at this frequency. They are waterproof and thus ideal for outdoor use.
Product | ultrasonic Buzzers |
FRPart No | FR5140 earless film speaker |
Technical Terms
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