electric siren with Back up Battery

Specifications

electric siren with Back up Battery

Operation Voltage:                9 ~ 13 V DC
Operation Current:                600 ~ 1200mA
Sound Type:                       1 Tone/6tones
Output Power:                     15W/20W
Output db                         105/115    +/- 3db
Material and Colour:              ABS/Black
Wire coil material:               copper
Test Temperature:                 -40 ~ +40°C
Voice Coil Impedance:             NSV 6.8 Ohm ( DC )
Wire Type:                        #24 16cm Black
                                  #24 45 cm Red
Packing Material                  1pc/ white box
Size:                             82x69x77mm

1.we use experieced and typical design for our siren
2.the accessories for our siren are offered by high supplier,so the quality is credibility and stabilization.
3.our siren is made by plastic which is tenacity enough.
4.we have reliable testing instrument for our siren,so that we can offer guaranteed high quality.
5.our siren has the featues of dust-proof,water-proof and anti-knock. 6.Beause of honed hardness shell,our siren has good impact and abrasion resistance.
7.our siren is fastenning with iron mounting bracket,it is convenient and fastness to install