12V / 24V Waterproof Voice Reversing Horn Alarm Buzzer, with Cable

1. Exterior sound amplification design, loud sound.
2. Manganese iron material, good wear resistance, durable.
3. Connecting wire connection, convenient and fast.
4. Sealed glue filling, IP67 waterproof performance is good.
5. Input voltage: DC12-80V
6. Working current: 0.4-1.2A
7. Working sound level: 112+/-3dB
8. Waterproof grade: IP67