用于驱蚊器，驱鼠器，效果显著，SPECIFICATION

ULTRASONIC ANNUNCIATOR

1 Model No. LDG38

2 Rated Voltage (Vrms) 2.83

3 Operating Voltage (Vrms) ≤10

4 *Resonant Frequency (Hz) 22000±1000

5 *Sound Output (dB) ≥90

6 Operating Temperature (°C) -20～+70

7 Storage Temperature (°C) -30～+80

8 Weight (g) 5

*Value applying at 2.83Vrms, 22KHz sine wave 50cm

diameter Ф 38mm, thickness 12.5mm