The handy Caruba Nikon F-BS1L Hot Shoe with spirit level is a compact spirit level that can be mounted to the hot shoe connection of your camera! Attach the spirit level to the hot shoe connection and you are ready to shoot. This indispensable accessory is affordable and is a real solution for those who photograph landscapes or architecture. A spirit level is also much more precise than the fine lines of your viewfinder. The BS1L spirit level from Caruba is so small that it takes almost no space in your bag!