Product Details 3W LED Bulb a SetInput Voltage :AC90-265V3W Lumen: 360lm RA:90Bridgeiux Chip Size: 18*35mil5W LED Bulb a SetInput Voltage :AC90-265V5W Lumen: 600lm RA:90Bridgeiux Chip Size: 18*35mil7W LED Bulb a SetInput Voltage :AC90-265V7W Lumen: 840lm RA:90Bridgeiux Chip Size: 18*35mil10W LED Bulb a SetInput Voltage :AC90-265V10W Lumen: 1200lm RA:90Bridgeiux Chip Size: 18*35mil LED Chip Parameters :1 Crystal Chips : 18*35mil 2 Temperature Resistance, High Brightness3 mild decay,Long life,Pure color4≥90,No Blue Light,Eye Protection5 substrate thickness 1MM6 thermal conductivity 4/m·K Pure Copper Transformer: Long lifestyles and Low temperatureThe Electrolytic: Life is as much as 10000hThe high temperature is one zero five degreesCeramic Capacitor:Filter suppress regular mode inter ferenceNTC Sensor:for pcb Overheat protection