... such as office,school,hotel,hospital,restaurant,department store,etc.Work without ballastLong lifetime more than 30,000+hrs50%~70% ... Energy-saving over Fluorescent LightsSoild State, High Shock/Vibration ResistantNo RF InterferenceNo FlickeringHigh CRILow thermal eliminationNo mercury ... : -20°C to 60°CSuitability: for indoor application only High Quality 7W LED Mirror Front Lamp