It is the same size as the credit card, so itaas easy to put it in the pocket, wallet, ... anywhere. Itaas a It is the same size as the credit card, so it’s easy to put it in the pocket ... to take it anywhere. It’s amazing that such a card is able to use as a light. When you need ... (L*W*D) Weight: 18g Package included: 1 x LED card light packet lamp