... 4000V Hi-pot test pass 4,Low Light Loss The light source is the low light loss and high-bright LED, in ... the LED, thus slowing down light loss.5,Environment-Friendly While working, no ultraviolet light and infrared light radiation. And does not contain ... use of this product, consult a competent electrician or technician .Light distribution curveDrawing: Application: 1. Petrol Stations2. Sport Stadiums 3 ...