1.high power efficiency 2.energy saving and ... range of illumination angles and so on.2,HLS LED bulbs Features :Green Illumination: The series of these ... andachieving the purpose of non-pollution.Circuit design: suitable for wide-voltage (95V-265V) range, to ensure the ... lamp work normally underthe steady voltage.3,Application area:Used for mining, workshop, workshop, large warehouse, gas stations, ...