The BCB carabiner is a practical tool equipped with a compass and thermometer. Thanks to the contrasting, clear indicators, reading the indications of the instruments is not difficult even in the dark. The thermometer dial allows you to read the temperature in degrees Celsius and Kelvin. The carabiner is made of zinc alloy. It weighs barely 30 grams.
Note that this carabiner is not intended for climbing purposes. However, it is a practical and functional tool for everyday use.