If you're searching for some fun mini tools like pocket flashlights, you may have seen the term COB in a product description and wondered what it means. COB stands for chip-on-board, a type of LED ...

Streamlight ® Inc.'s Stylus Pro ® COB is a sleek, compact USB rechargeable work light. The pen-sized light includes a pocket clip and integrated magnet for hands-free lighting, and a micro USB port ...