The products take LED chips as luminaire with lower consumption of energy, high brightness but low temperature and longservice life It can work normally within the extent of -20% of rated voltage, It can bear vibration and impact and work properly in the vibration of 10-2000Hz, 1.5mm, 10g. High performance of safety and convenient to use, small in size, good interchangeability. Model-making of the products are pleasant looking and there are more varieties.