Main Features:- Offer 5 great sounds: a traditional hooter， a ringing fire alarm， a wailing ambulance， a blaring police siren， a distinct traffic sound.
- Constructed from premium quality material to ensure maximum strength and durability for long lasting usage.
- PA microphone assembly for clear voice commands， the tones can be heard clearly even a mile away.
- Can be mounted on any application that has a 12V power available. 0.630 Package weight: 0.682 kg
Package Size(L x W x H): 18.00 x 16.50 x 12.00 cm / 7.09 x 6.5 x 4.72 inches Package Contents: 1 x Air Horn， 2 x Screw， 1 x Pad， 1 x Bracket