... A: It is dimmable, within 3 different white light energy saving modes, one red light mode, one fast ... SOS signal.Type B: It is dimmable, within 3 different white light energy saving modes, one fast flicker ... tools maintenance emergency, bicycles, camping and blackouts emergency light source.Instroductions:There are 3 modes for options: ... Producing and testing: 2013 Rechargeable Portable led strip light