The GW QTLTS2.QM from OSRAM are White LEDs that have a color temperature of 2200 K - 6500 K. They have a luminous efficacy of 195 lm/W (4000 K) and luminous flux of 24 lm - 40.5 lm (4000 K). These LEDs have a color rendering index (CRI) of 92 and an R9 value of 50. They have an electrical thermal resistance of 7.9 K/W and a 50% viewing angle of 120 degrees. These LEDs have a forward voltage of 2.71 V and deliver an output power of 0.18 W. They are available in an SMT package that measures 3.5 mm x 2.8 mm x 0.7 mm and are ideal for entertainment, indoor, outdoor & industrial lighting applications.