Siren is classified into luminous and warning types. Luminous(with indicating lights) equips with high brightness LED chip, eye-catching and distinguishable colors, strong indicating signal. Warning type of siren(without indicating lights) are offered with wide-range choices of different voltage, wiring screws are well-protected to ensure users safety,

compact structure for easy installation and removal purpose. Internal components are electronically integrated which brings more space for heat dissipation, light weight, lower power consumption, compact size, longer mechanical life, anti-shock and high reliability.