It's a 12V DC 2W Small Tube COB LED  White Strip. The DC 12V 2W white small Tube COB(chip-on-board) High Brightness Waterproof Injection Module With Diffused Lens is mostly used for decorating and inside advertising lightboxes to illuminate alphabets and brand logos. This item also includes a 3M Foam tape on the back‚ which will allow the buyer to attach it to the desired application location without the use of any additional tape. Chip-on-Board (COB) LEDs is actually an array of high-power LED that is created by placing many low-wattage and  LED dies side-by-side on a circuit board. COB LEDs are brighter‚ consume less power‚ and output a higher quality beam of light compared to older LED.

Features 

• Its LED size is 42x9mm
• Its Module size is 68x18mm
• It's a 2w small tube COB Led