Quick Details: Light Source: LED Item Type: Bulb Lights LED Light Source: SMD LEDs Input Voltage(V): 220-240V Lamp Power(W): 4 Lamp Luminous Flux(lm): 300-400 Lamp Luminous Efficiency(lm/w): 100 CRI (Ra>): 80 Color Temperature(CCT): Warm White Working Temperature(℃): -20 - 45 ...