... energy and more brightness KM-RbK018WERT806 LED T8 tubeProducts characteristic: 1. Use high brightness , long life SMD LED, no light harm. 2. PFC ... weight, safe, long life, high load efficiency, and working stability. 5. Low consumption, saving 60% energy than the electric energy saving ... °C~+45°C RH(relative air humidity):<90%(25°C±5°C) 5. Please follow the instructions requirements, do not take apart ...