... :LED ceiling flash light Item no.:RDH510-34-A RDH510-34-B RDH510-34-C Product attributes: (1)With easy installation,fixed ... ,blue,white,ect. Voltage:12VDC Flashing ways: Take RDH510-34-C as an example,switch on the light left side ... ,a red bottom switch,with 3 kinds of flashing ways. Fisrt push:red, blue color flashed alternative,up and down in ...