watts:3/5w lifetime:30000h color emperature:3000/5700k luminous flux:210/230/350/380LM 1,Adapting high luminous flux integrated LED ,light distribution is uniform,no UV and infrared ,well protect the lighted object,2,Chip with one lens ,providing a narrow ,medium or wide beam angle ,the conventional angle is 30 degrees.3,Bar aluminum heat sink design,surface temperature is less than 60 degrees ...