... ~ 3.5W/H ,270-320 LM 40mA high efficiency downlight with CE&ROHS1. Waterproof of level: indoor use2. Working environment temperature ... is optional♦ soft light.♦ nice quality with reasonable price.♦ 40mA high efficiency downlight with noglare,no radiation,no harmfulApplication♦ office station,parking lot,conference ... on.♦ bank,shopping malls,exhibition halls. 40mA high efficiency downlight with CE&ROHS