High power ultrasonic transmitter mosquito rat repellent ultrasonic speaker 51mm US5120
$2.60
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1pcs High power ultrasonic transmitter mosquito rat repellent ultrasonic speaker 51mm Item Unit Specification Condition Rated Voltage Vp-p 5.5 Operating Voltage Vp-p 1-30 Resonant Frequency KHZ 20±5 Rated Frequency Range KHZ 2.5-60 Min.Sound Output DB 100 Operating Temp ℃ -20℃～60 Storage Temp ℃ -30℃～70 Housing Material ABS(Black) Dimension mm Φ51*H18 See appearance drawing
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