China UVC UVB SMT Type 0.2W 0.5W 290nm 295nm 300nm 310nm SMD 3535/3737 255nm 265nm 275nm 280nm Deep UV-C LED Chip, Find details about China 275nm, 265nm from UVC UVB SMT Type 0.2W 0.5W 290nm 295nm 300nm 310nm SMD 3535/3737 255nm 265nm 275nm 280nm Deep UV-C LED Chip