Content :
LED Warning Light ONN-M4-USB
Introduction:
1.With USB interface, can be controlled by computer.
2.Traditional design, multi-layer and multi-color available.
3.Buzzer optional, volume louder than 85dB.
4.High brightness LED chip, long lifetime and low decay.
5.Three kinds of base are available, easy to install.
6.Pole length can be customized.