1. The body having heat sink structure for Maximizing heat radiation. 2. Long life span help to reduce environmental Pollution and maintaining cost. 3. Power supply can be located inside and Outside of the body. User can select usage As environment. 4. Slim and light weight(4.5kg)make easy for Worker to treat when installing or Maintaining. 5. Specification - power : 120 or 136w - input volt : 220acv and 110acv - lumen : 7650lm - light : 56lm/w - size : 760 * 270 * 105mm - lighting angle : 120íµ - color temp. : 5500k~6700k - color render : >70 - life span : min. 30, 000hrs - operation temp. : 50íT - ip grade : ip 65 - housing material : al alloy, pc, ip65 - weight : 4.5kg - models by power supplyer's position : Separated smps and imbeded smps