This Boston 2 digital scale is a pocket scale for weighing your valuables, such as gold, silver, coins, gems, medication, and herbs. It has a maximum capacity of 500 grams and an accuracy of 0.1 gram. It supports 4 weighing units (ounces, grains, grams, carats). It includes also auto calibration and a led blue backlight. Its compact design is suitable for carrying it easily with you when travelling. The scale is intended for non professional use. Finally, it comes in red, black, and blue color.