Wired Loud Electronic Siren. 120 Db Sound Level. White Color Eletronic Horn (Siren) Working Voltage(VDC): 12 Operating Votage(VDC): 6-15 Current: >=1,100ma Dimension:(mm): 630*225*515 DSC style white color 30W electronic siren, powerful sounder with two tones; Yelp & steady. It works...