The three-phase power indicator light is specifically designed for real-time monitoring of electrical equipment such as cranes and cranes. It can effectively avoid adverse consequences caused by phase loss or other power failure of electrical equipment. It is currently an ideal replacement product for sliding contact line electric light indicator. This product uses imported ultra-high brightness LED tubes to form four types of luminescent plates: red, green, yellow, and blue. Observable distance greater than 100 meters. The shell adopts processes such as steel plate and electrostatic spraying, which have functions such as waterproof and shockproof. The lamp body can rotate 180 º during installation. Can be installed indoors or outdoors.

Power indicator lights belong to the lighting industry and are subdivided into a category of indicator lights, which have been recognized by a large number of customers. The indicator lights on the front panel and power supply device of the system are used to indicate the power status of the system. The power button controls the power supply to the input system power device. The power button indicator light can provide information about the power status.