Defend moisture, dust palliative, antisepsis,anti-electrostatic and defend a thunder, also have over-current, short circuit, ove DescriptionI. Producer of all kinds of LED Chips and DimensionLED Manufacture Type and DimensionRed Domestic made 546/Chip made by Tai Wan Opto tech.Cogreen Domestic made 546/chip made by Tai Wan Guangjia Co.blue Domestic made 546/chip made by Tai Wan Guangjia ...