1. The lampshell and the bracket are aluminum casts, withtheir exteriro surface plastic-sprayed. It has high tenacity and isendurable. 

2. The lamp-chimney uses PS of high purity and transparency.It is resistible to ultraviolet radiation, static, hightemperature, and wallop. Beside, it never turnsyellow. 

3. Reflector gets molded by mirror aluminum, and isawarded"the best design of light matching" 

4. The protection level of the lamp is IP55 while the shockprotecting measures falls into 2 category.