"LENS SHAPE:ROUND FLAT,BULB VOLAGE 28V AC/DC OR LESS,LED LAMP:LE-4.2A,TEMPERATURE RESISTANCE:NORMAL AFTER BEING LEFT FOR 2HRS AT -25+ OR - 3 DEGREES CELSIUS AND 2HRS AT +55 DEGREES CELSIUS,HUMIDITY RESISTANCE:NORMAL AFTER BEING LEFT FOR 96HRS AT 40+OR-2DEGREES CELSIUS,95%RH,OPERATING ENVIROMENT:-10-40DEGREES CELSIUS,45-85%RH(NO FREEZING OR CONDENSATION),FRAME COLOR:NICKEL PLATING,WIRING:SOLDERING,LENS MATERIAL:POLYCARBONATE RESIN,HOLDER SECTION:BRASS (NICKEL PLATED) TERMINAL:PHOSPHOR BRONZE FOR SPRING(NICKEL PLATED)WEIGHT:APPROX 6G"