Led lamp 4000 k, 660 lm, 7 w equivalent to 18 w, g24q-2, ip20. efficient consumption: 7 kwh/1000 h, energy class f. compatible with electronic ballasts (ecg/hf). lifespan of 30,000 h, switching cycles 20,000. fast start <0.5 s (60% light). ra=80, light beam angle of 280°. working temperature range from -20°c to +45°c. 30-70 v, 25-75 khz. 3.4 x 3.4 x 14.6 cm