The lamp designed by prism with excellent air perfect lampshade, which is very convenient to fix and is dustproof, waterproof and blast proof etc. The using of the most advanced sealing strip make the product safety degree at IP65. Several installation styles: ceiling vertical style, absorbing-ceiling style etc. the installation positions of internal motors and components are accurate. Various specification available ?2X70W?1X70W?2X58W?1X58W?2X36W?1X36W?2X18W?1X18W and so on. You can choose electromagnet, electric ballast and emergency electric source. The products are used on sundry occasions, especially in wet and dust-laden site such as the various powder finished products and semi finished articles processing field, warehouse , refrigeratory, bathe center, parking lot and city environment illuminating etc.