... installation 5.OEM available Name: Solar Yellow Flash Light1.1 Function & AdvantageUsing ultra bright led as light source,instead of motor rotating type ... consumption bulbPower can be made 12V,24V,110V,220V,solar powered.Controlled by light,working automatically at night(also can be made ... .If change protective tube, please turn off the power first. solar yellow flash light revolving beacon ...