Our exclusive design is as small as a credit card, but you will TRULY BE SHOCKED how HEAVY and SOLID this device is! It is machined so perfectly it feels like a SOLID CHUNK OF METALThis is NOT the regular skinny pen laser that everyone is peddlingUnlike others, our laser is also a TRUE INDEPENDENTLY VERIFIED FULL 5mW laser.**YOU WILL BE AMAZED THAT THIS TINY DEVICE CAN PRODUCE SUCH A POWERFUL LASER**It's MUCH different than all the standard plain-looking skinny pen type laser pointers out there!Other lasers are so thin and built so cheaply they feel like they're made of plastic. When you pick our laser up, it's like lifting a SOLID PIECE OF PURE METAL.It's that well built. We guarantee it.You will DEFINITELY be the ONLY person around with a laser pointer that looks and functions as well as this one!